Home / 61,862.90-85,366.10-36,370.31

Finding the Fourth Proportional to 61,862.90, 85,366.10 and 36,370.31

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Solution

The fourth proportional to 61,862.90, 85,366.10 and 36,370.31 is: 50,188.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,862.90 : 85,366.10 = 36,370.31 : x
  2. Step 2: Convert to fraction form
    61,862.90/85,366.10 = 36,370.31/x
  3. Step 3: Cross multiply
    61,862.90x = 85,366.10 × 36,370.31
  4. Step 4: Simplify right side
    61,862.90x = 3,104,791,184.59
  5. Step 5: Solve for x
    x = 3,104,791,184.59/61,862.90
  6. Step 6: Final answer
    x = 50,188.26

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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.