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Finding the Fourth Proportional to 88,646.56, 133,019.50 and 47,092.48

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Solution

The fourth proportional to 88,646.56, 133,019.50 and 47,092.48 is: 70,665.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,646.56 : 133,019.50 = 47,092.48 : x
  2. Step 2: Convert to fraction form
    88,646.56/133,019.50 = 47,092.48/x
  3. Step 3: Cross multiply
    88,646.56x = 133,019.50 × 47,092.48
  4. Step 4: Simplify right side
    88,646.56x = 6,264,218,143.36
  5. Step 5: Solve for x
    x = 6,264,218,143.36/88,646.56
  6. Step 6: Final answer
    x = 70,665.10

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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.