Home / 88,731.37-133,088.10-29,560.69

Finding the Fourth Proportional to 88,731.37, 133,088.10 and 29,560.69

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Solution

The fourth proportional to 88,731.37, 133,088.10 and 29,560.69 is: 44,338.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,731.37 : 133,088.10 = 29,560.69 : x
  2. Step 2: Convert to fraction form
    88,731.37/133,088.10 = 29,560.69/x
  3. Step 3: Cross multiply
    88,731.37x = 133,088.10 × 29,560.69
  4. Step 4: Simplify right side
    88,731.37x = 3,934,176,066.79
  5. Step 5: Solve for x
    x = 3,934,176,066.79/88,731.37
  6. Step 6: Final answer
    x = 44,338.05

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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.