Home / 96,148.14-144,066.69-78,626.22

Finding the Fourth Proportional to 96,148.14, 144,066.69 and 78,626.22

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Solution

The fourth proportional to 96,148.14, 144,066.69 and 78,626.22 is: 117,812.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,148.14 : 144,066.69 = 78,626.22 : x
  2. Step 2: Convert to fraction form
    96,148.14/144,066.69 = 78,626.22/x
  3. Step 3: Cross multiply
    96,148.14x = 144,066.69 × 78,626.22
  4. Step 4: Simplify right side
    96,148.14x = 11,327,419,262.61
  5. Step 5: Solve for x
    x = 11,327,419,262.61/96,148.14
  6. Step 6: Final answer
    x = 117,812.15

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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.