Home / 73,117.12-109,679.57-23,201.12

Finding the Fourth Proportional to 73,117.12, 109,679.57 and 23,201.12

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Solution

The fourth proportional to 73,117.12, 109,679.57 and 23,201.12 is: 34,802.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,117.12 : 109,679.57 = 23,201.12 : x
  2. Step 2: Convert to fraction form
    73,117.12/109,679.57 = 23,201.12/x
  3. Step 3: Cross multiply
    73,117.12x = 109,679.57 × 23,201.12
  4. Step 4: Simplify right side
    73,117.12x = 2,544,688,865.12
  5. Step 5: Solve for x
    x = 2,544,688,865.12/73,117.12
  6. Step 6: Final answer
    x = 34,802.91

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1.5x scale

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.