Home / 124,485,288.90-186,601,962.15-73,340,981.70

Finding the Fourth Proportional to 124,485,288.90, 186,601,962.15 and 73,340,981.70

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Solution

The fourth proportional to 124,485,288.90, 186,601,962.15 and 73,340,981.70 is: 109,937,256.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,485,288.90 : 186,601,962.15 = 73,340,981.70 : x
  2. Step 2: Convert to fraction form
    124,485,288.90/186,601,962.15 = 73,340,981.70/x
  3. Step 3: Cross multiply
    124,485,288.90x = 186,601,962.15 × 73,340,981.70
  4. Step 4: Simplify right side
    124,485,288.90x = 13,685,571,091,227,244
  5. Step 5: Solve for x
    x = 13,685,571,091,227,244/124,485,288.90
  6. Step 6: Final answer
    x = 109,937,256.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.