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Finding the Fourth Proportional to 89,097.40, 133,459.80 and 41,752.90

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Solution

The fourth proportional to 89,097.40, 133,459.80 and 41,752.90 is: 62,542.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,097.40 : 133,459.80 = 41,752.90 : x
  2. Step 2: Convert to fraction form
    89,097.40/133,459.80 = 41,752.90/x
  3. Step 3: Cross multiply
    89,097.40x = 133,459.80 × 41,752.90
  4. Step 4: Simplify right side
    89,097.40x = 5,572,333,683.42
  5. Step 5: Solve for x
    x = 5,572,333,683.42/89,097.40
  6. Step 6: Final answer
    x = 62,542.05

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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.