Home / 61,660.32-92,317.92-39,417.76

Finding the Fourth Proportional to 61,660.32, 92,317.92 and 39,417.76

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Solution

The fourth proportional to 61,660.32, 92,317.92 and 39,417.76 is: 59,016.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,660.32 : 92,317.92 = 39,417.76 : x
  2. Step 2: Convert to fraction form
    61,660.32/92,317.92 = 39,417.76/x
  3. Step 3: Cross multiply
    61,660.32x = 92,317.92 × 39,417.76
  4. Step 4: Simplify right side
    61,660.32x = 3,638,965,614.26
  5. Step 5: Solve for x
    x = 3,638,965,614.26/61,660.32
  6. Step 6: Final answer
    x = 59,016.33

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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.