Home / 96,545.80-144,818.70-84,872.20

Finding the Fourth Proportional to 96,545.80, 144,818.70 and 84,872.20

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Solution

The fourth proportional to 96,545.80, 144,818.70 and 84,872.20 is: 127,308.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,545.80 : 144,818.70 = 84,872.20 : x
  2. Step 2: Convert to fraction form
    96,545.80/144,818.70 = 84,872.20/x
  3. Step 3: Cross multiply
    96,545.80x = 144,818.70 × 84,872.20
  4. Step 4: Simplify right side
    96,545.80x = 12,291,081,670.14
  5. Step 5: Solve for x
    x = 12,291,081,670.14/96,545.80
  6. Step 6: Final answer
    x = 127,308.30

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1.5x scale

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.