Home / 96,761.70-133,507.78-56,452.46

Finding the Fourth Proportional to 96,761.70, 133,507.78 and 56,452.46

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Solution

The fourth proportional to 96,761.70, 133,507.78 and 56,452.46 is: 77,890.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,761.70 : 133,507.78 = 56,452.46 : x
  2. Step 2: Convert to fraction form
    96,761.70/133,507.78 = 56,452.46/x
  3. Step 3: Cross multiply
    96,761.70x = 133,507.78 × 56,452.46
  4. Step 4: Simplify right side
    96,761.70x = 7,536,841,801.47
  5. Step 5: Solve for x
    x = 7,536,841,801.47/96,761.70
  6. Step 6: Final answer
    x = 77,890.75

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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.