Home / 89,077.10-133,615.65-88,462.70

Finding the Fourth Proportional to 89,077.10, 133,615.65 and 88,462.70

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Solution

The fourth proportional to 89,077.10, 133,615.65 and 88,462.70 is: 132,694.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,077.10 : 133,615.65 = 88,462.70 : x
  2. Step 2: Convert to fraction form
    89,077.10/133,615.65 = 88,462.70/x
  3. Step 3: Cross multiply
    89,077.10x = 133,615.65 × 88,462.70
  4. Step 4: Simplify right side
    89,077.10x = 11,820,001,161.26
  5. Step 5: Solve for x
    x = 11,820,001,161.26/89,077.10
  6. Step 6: Final answer
    x = 132,694.05

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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.