Home / 55,766.49-76,946.40-31,901.19

Finding the Fourth Proportional to 55,766.49, 76,946.40 and 31,901.19

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Solution

The fourth proportional to 55,766.49, 76,946.40 and 31,901.19 is: 44,017.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,766.49 : 76,946.40 = 31,901.19 : x
  2. Step 2: Convert to fraction form
    55,766.49/76,946.40 = 31,901.19/x
  3. Step 3: Cross multiply
    55,766.49x = 76,946.40 × 31,901.19
  4. Step 4: Simplify right side
    55,766.49x = 2,454,681,726.22
  5. Step 5: Solve for x
    x = 2,454,681,726.22/55,766.49
  6. Step 6: Final answer
    x = 44,017.15

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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.