Home / 56,434.50-77,887.53-34,931.14

Finding the Fourth Proportional to 56,434.50, 77,887.53 and 34,931.14

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Solution

The fourth proportional to 56,434.50, 77,887.53 and 34,931.14 is: 48,209.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,434.50 : 77,887.53 = 34,931.14 : x
  2. Step 2: Convert to fraction form
    56,434.50/77,887.53 = 34,931.14/x
  3. Step 3: Cross multiply
    56,434.50x = 77,887.53 × 34,931.14
  4. Step 4: Simplify right side
    56,434.50x = 2,720,700,214.68
  5. Step 5: Solve for x
    x = 2,720,700,214.68/56,434.50
  6. Step 6: Final answer
    x = 48,209.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.