Home / 89,207.32-133,816.02-39,310.84

Finding the Fourth Proportional to 89,207.32, 133,816.02 and 39,310.84

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Solution

The fourth proportional to 89,207.32, 133,816.02 and 39,310.84 is: 58,968.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,207.32 : 133,816.02 = 39,310.84 : x
  2. Step 2: Convert to fraction form
    89,207.32/133,816.02 = 39,310.84/x
  3. Step 3: Cross multiply
    89,207.32x = 133,816.02 × 39,310.84
  4. Step 4: Simplify right side
    89,207.32x = 5,260,420,151.66
  5. Step 5: Solve for x
    x = 5,260,420,151.66/89,207.32
  6. Step 6: Final answer
    x = 58,968.48

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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.