Home / 96,429.78-133,061.72-55,593.45

Finding the Fourth Proportional to 96,429.78, 133,061.72 and 55,593.45

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Solution

The fourth proportional to 96,429.78, 133,061.72 and 55,593.45 is: 76,712.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,429.78 : 133,061.72 = 55,593.45 : x
  2. Step 2: Convert to fraction form
    96,429.78/133,061.72 = 55,593.45/x
  3. Step 3: Cross multiply
    96,429.78x = 133,061.72 × 55,593.45
  4. Step 4: Simplify right side
    96,429.78x = 7,397,360,077.73
  5. Step 5: Solve for x
    x = 7,397,360,077.73/96,429.78
  6. Step 6: Final answer
    x = 76,712.40

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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.