Home / 96,428.78-133,060.34-55,592.45

Finding the Fourth Proportional to 96,428.78, 133,060.34 and 55,592.45

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Solution

The fourth proportional to 96,428.78, 133,060.34 and 55,592.45 is: 76,711.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,428.78 : 133,060.34 = 55,592.45 : x
  2. Step 2: Convert to fraction form
    96,428.78/133,060.34 = 55,592.45/x
  3. Step 3: Cross multiply
    96,428.78x = 133,060.34 × 55,592.45
  4. Step 4: Simplify right side
    96,428.78x = 7,397,150,271.09
  5. Step 5: Solve for x
    x = 7,397,150,271.09/96,428.78
  6. Step 6: Final answer
    x = 76,711.02

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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.