Home / 88,849.91-133,281.87-29,685.78

Finding the Fourth Proportional to 88,849.91, 133,281.87 and 29,685.78

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Solution

The fourth proportional to 88,849.91, 133,281.87 and 29,685.78 is: 44,531.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,849.91 : 133,281.87 = 29,685.78 : x
  2. Step 2: Convert to fraction form
    88,849.91/133,281.87 = 29,685.78/x
  3. Step 3: Cross multiply
    88,849.91x = 133,281.87 × 29,685.78
  4. Step 4: Simplify right side
    88,849.91x = 3,956,576,270.81
  5. Step 5: Solve for x
    x = 3,956,576,270.81/88,849.91
  6. Step 6: Final answer
    x = 44,531.01

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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.