Home / 127,948.92-176,569.82-71,363.96

Finding the Fourth Proportional to 127,948.92, 176,569.82 and 71,363.96

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Solution

The fourth proportional to 127,948.92, 176,569.82 and 71,363.96 is: 98,482.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,948.92 : 176,569.82 = 71,363.96 : x
  2. Step 2: Convert to fraction form
    127,948.92/176,569.82 = 71,363.96/x
  3. Step 3: Cross multiply
    127,948.92x = 176,569.82 × 71,363.96
  4. Step 4: Simplify right side
    127,948.92x = 12,600,721,571.69
  5. Step 5: Solve for x
    x = 12,600,721,571.69/127,948.92
  6. Step 6: Final answer
    x = 98,482.44

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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.