Home / 121,572.48-182,335.52-51,501.04

Finding the Fourth Proportional to 121,572.48, 182,335.52 and 51,501.04

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Solution

The fourth proportional to 121,572.48, 182,335.52 and 51,501.04 is: 77,241.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,572.48 : 182,335.52 = 51,501.04 : x
  2. Step 2: Convert to fraction form
    121,572.48/182,335.52 = 51,501.04/x
  3. Step 3: Cross multiply
    121,572.48x = 182,335.52 × 51,501.04
  4. Step 4: Simplify right side
    121,572.48x = 9,390,468,908.94
  5. Step 5: Solve for x
    x = 9,390,468,908.94/121,572.48
  6. Step 6: Final answer
    x = 77,241.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.