Home / 125,397.22-173,048.15-71,683.43

Finding the Fourth Proportional to 125,397.22, 173,048.15 and 71,683.43

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Solution

The fourth proportional to 125,397.22, 173,048.15 and 71,683.43 is: 98,923.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,397.22 : 173,048.15 = 71,683.43 : x
  2. Step 2: Convert to fraction form
    125,397.22/173,048.15 = 71,683.43/x
  3. Step 3: Cross multiply
    125,397.22x = 173,048.15 × 71,683.43
  4. Step 4: Simplify right side
    125,397.22x = 12,404,684,588.74
  5. Step 5: Solve for x
    x = 12,404,684,588.74/125,397.22
  6. Step 6: Final answer
    x = 98,923.13

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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.