Home / 97,042.32-133,917.03-54,600.75

Finding the Fourth Proportional to 97,042.32, 133,917.03 and 54,600.75

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Solution

The fourth proportional to 97,042.32, 133,917.03 and 54,600.75 is: 75,348.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,042.32 : 133,917.03 = 54,600.75 : x
  2. Step 2: Convert to fraction form
    97,042.32/133,917.03 = 54,600.75/x
  3. Step 3: Cross multiply
    97,042.32x = 133,917.03 × 54,600.75
  4. Step 4: Simplify right side
    97,042.32x = 7,311,970,275.77
  5. Step 5: Solve for x
    x = 7,311,970,275.77/97,042.32
  6. Step 6: Final answer
    x = 75,348.26

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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.