Home / 88,700.48-133,011.68-33,257.60

Finding the Fourth Proportional to 88,700.48, 133,011.68 and 33,257.60

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Solution

The fourth proportional to 88,700.48, 133,011.68 and 33,257.60 is: 49,871.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,700.48 : 133,011.68 = 33,257.60 : x
  2. Step 2: Convert to fraction form
    88,700.48/133,011.68 = 33,257.60/x
  3. Step 3: Cross multiply
    88,700.48x = 133,011.68 × 33,257.60
  4. Step 4: Simplify right side
    88,700.48x = 4,423,649,248.77
  5. Step 5: Solve for x
    x = 4,423,649,248.77/88,700.48
  6. Step 6: Final answer
    x = 49,871.76

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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.