Home / 61,909.26-85,471.24-37,719.35

Finding the Fourth Proportional to 61,909.26, 85,471.24 and 37,719.35

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Solution

The fourth proportional to 61,909.26, 85,471.24 and 37,719.35 is: 52,074.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,909.26 : 85,471.24 = 37,719.35 : x
  2. Step 2: Convert to fraction form
    61,909.26/85,471.24 = 37,719.35/x
  3. Step 3: Cross multiply
    61,909.26x = 85,471.24 × 37,719.35
  4. Step 4: Simplify right side
    61,909.26x = 3,223,919,924.47
  5. Step 5: Solve for x
    x = 3,223,919,924.47/61,909.26
  6. Step 6: Final answer
    x = 52,074.92

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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.