Home / 88,966.92-133,445.70-22,407

Finding the Fourth Proportional to 88,966.92, 133,445.70 and 22,407

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Solution

The fourth proportional to 88,966.92, 133,445.70 and 22,407 is: 33,609.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,966.92 : 133,445.70 = 22,407 : x
  2. Step 2: Convert to fraction form
    88,966.92/133,445.70 = 22,407/x
  3. Step 3: Cross multiply
    88,966.92x = 133,445.70 × 22,407
  4. Step 4: Simplify right side
    88,966.92x = 2,990,117,799.90
  5. Step 5: Solve for x
    x = 2,990,117,799.90/88,966.92
  6. Step 6: Final answer
    x = 33,609.32

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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.