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Finding the Fourth Proportional to 88,796.40, 133,340.40 and 59,344.80

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Solution

The fourth proportional to 88,796.40, 133,340.40 and 59,344.80 is: 89,114.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,796.40 : 133,340.40 = 59,344.80 : x
  2. Step 2: Convert to fraction form
    88,796.40/133,340.40 = 59,344.80/x
  3. Step 3: Cross multiply
    88,796.40x = 133,340.40 × 59,344.80
  4. Step 4: Simplify right side
    88,796.40x = 7,913,059,369.92
  5. Step 5: Solve for x
    x = 7,913,059,369.92/88,796.40
  6. Step 6: Final answer
    x = 89,114.64

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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.