Home / 96,732.25-144,446.98-78,998.09

Finding the Fourth Proportional to 96,732.25, 144,446.98 and 78,998.09

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Solution

The fourth proportional to 96,732.25, 144,446.98 and 78,998.09 is: 117,965.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,732.25 : 144,446.98 = 78,998.09 : x
  2. Step 2: Convert to fraction form
    96,732.25/144,446.98 = 78,998.09/x
  3. Step 3: Cross multiply
    96,732.25x = 144,446.98 × 78,998.09
  4. Step 4: Simplify right side
    96,732.25x = 11,411,035,089.99
  5. Step 5: Solve for x
    x = 11,411,035,089.99/96,732.25
  6. Step 6: Final answer
    x = 117,965.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.