Home / 58,071.26-80,162.85-39,233.90

Finding the Fourth Proportional to 58,071.26, 80,162.85 and 39,233.90

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Solution

The fourth proportional to 58,071.26, 80,162.85 and 39,233.90 is: 54,159.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,071.26 : 80,162.85 = 39,233.90 : x
  2. Step 2: Convert to fraction form
    58,071.26/80,162.85 = 39,233.90/x
  3. Step 3: Cross multiply
    58,071.26x = 80,162.85 × 39,233.90
  4. Step 4: Simplify right side
    58,071.26x = 3,145,101,240.62
  5. Step 5: Solve for x
    x = 3,145,101,240.62/58,071.26
  6. Step 6: Final answer
    x = 54,159.34

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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.