Home / 125,726.86-173,460.59-71,273.19

Finding the Fourth Proportional to 125,726.86, 173,460.59 and 71,273.19

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Solution

The fourth proportional to 125,726.86, 173,460.59 and 71,273.19 is: 98,332.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,726.86 : 173,460.59 = 71,273.19 : x
  2. Step 2: Convert to fraction form
    125,726.86/173,460.59 = 71,273.19/x
  3. Step 3: Cross multiply
    125,726.86x = 173,460.59 × 71,273.19
  4. Step 4: Simplify right side
    125,726.86x = 12,363,089,588.58
  5. Step 5: Solve for x
    x = 12,363,089,588.58/125,726.86
  6. Step 6: Final answer
    x = 98,332.92

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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.