Home / 88,881.48-133,359.27-38,997.42

Finding the Fourth Proportional to 88,881.48, 133,359.27 and 38,997.42

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Solution

The fourth proportional to 88,881.48, 133,359.27 and 38,997.42 is: 58,512.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,881.48 : 133,359.27 = 38,997.42 : x
  2. Step 2: Convert to fraction form
    88,881.48/133,359.27 = 38,997.42/x
  3. Step 3: Cross multiply
    88,881.48x = 133,359.27 × 38,997.42
  4. Step 4: Simplify right side
    88,881.48x = 5,200,667,463.08
  5. Step 5: Solve for x
    x = 5,200,667,463.08/88,881.48
  6. Step 6: Final answer
    x = 58,512.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.