Home / 73,971.08-110,953.74-40,757

Finding the Fourth Proportional to 73,971.08, 110,953.74 and 40,757

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Solution

The fourth proportional to 73,971.08, 110,953.74 and 40,757 is: 61,133.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,971.08 : 110,953.74 = 40,757 : x
  2. Step 2: Convert to fraction form
    73,971.08/110,953.74 = 40,757/x
  3. Step 3: Cross multiply
    73,971.08x = 110,953.74 × 40,757
  4. Step 4: Simplify right side
    73,971.08x = 4,522,141,581.18
  5. Step 5: Solve for x
    x = 4,522,141,581.18/73,971.08
  6. Step 6: Final answer
    x = 61,133.91

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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.