Home / 96,778.20-133,550.46-54,338.52

Finding the Fourth Proportional to 96,778.20, 133,550.46 and 54,338.52

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Solution

The fourth proportional to 96,778.20, 133,550.46 and 54,338.52 is: 74,985.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,778.20 : 133,550.46 = 54,338.52 : x
  2. Step 2: Convert to fraction form
    96,778.20/133,550.46 = 54,338.52/x
  3. Step 3: Cross multiply
    96,778.20x = 133,550.46 × 54,338.52
  4. Step 4: Simplify right side
    96,778.20x = 7,256,934,341.72
  5. Step 5: Solve for x
    x = 7,256,934,341.72/96,778.20
  6. Step 6: Final answer
    x = 74,985.22

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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.