Home / 121,365.29-182,018.76-62,170.49

Finding the Fourth Proportional to 121,365.29, 182,018.76 and 62,170.49

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Solution

The fourth proportional to 121,365.29, 182,018.76 and 62,170.49 is: 93,240.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,365.29 : 182,018.76 = 62,170.49 : x
  2. Step 2: Convert to fraction form
    121,365.29/182,018.76 = 62,170.49/x
  3. Step 3: Cross multiply
    121,365.29x = 182,018.76 × 62,170.49
  4. Step 4: Simplify right side
    121,365.29x = 11,316,195,498.39
  5. Step 5: Solve for x
    x = 11,316,195,498.39/121,365.29
  6. Step 6: Final answer
    x = 93,240.79

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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.