Home / 125,853.27-173,681.46-71,407.74

Finding the Fourth Proportional to 125,853.27, 173,681.46 and 71,407.74

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Solution

The fourth proportional to 125,853.27, 173,681.46 and 71,407.74 is: 98,544.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,853.27 : 173,681.46 = 71,407.74 : x
  2. Step 2: Convert to fraction form
    125,853.27/173,681.46 = 71,407.74/x
  3. Step 3: Cross multiply
    125,853.27x = 173,681.46 × 71,407.74
  4. Step 4: Simplify right side
    125,853.27x = 12,402,200,538.50
  5. Step 5: Solve for x
    x = 12,402,200,538.50/125,853.27
  6. Step 6: Final answer
    x = 98,544.92

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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.