Home / 144,427.43-199,242.76-93,456.61

Finding the Fourth Proportional to 144,427.43, 199,242.76 and 93,456.61

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Solution

The fourth proportional to 144,427.43, 199,242.76 and 93,456.61 is: 128,926.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,427.43 : 199,242.76 = 93,456.61 : x
  2. Step 2: Convert to fraction form
    144,427.43/199,242.76 = 93,456.61/x
  3. Step 3: Cross multiply
    144,427.43x = 199,242.76 × 93,456.61
  4. Step 4: Simplify right side
    144,427.43x = 18,620,552,916.64
  5. Step 5: Solve for x
    x = 18,620,552,916.64/144,427.43
  6. Step 6: Final answer
    x = 128,926.71

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1.5x scale

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.