Home / 56,180.10-77,559.68-38,301.37

Finding the Fourth Proportional to 56,180.10, 77,559.68 and 38,301.37

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Solution

The fourth proportional to 56,180.10, 77,559.68 and 38,301.37 is: 52,877.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,180.10 : 77,559.68 = 38,301.37 : x
  2. Step 2: Convert to fraction form
    56,180.10/77,559.68 = 38,301.37/x
  3. Step 3: Cross multiply
    56,180.10x = 77,559.68 × 38,301.37
  4. Step 4: Simplify right side
    56,180.10x = 2,970,642,000.76
  5. Step 5: Solve for x
    x = 2,970,642,000.76/56,180.10
  6. Step 6: Final answer
    x = 52,877.12

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1.5x scale

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.