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Finding the Fourth Proportional to 275,655.60, 413,483.40 and 88,667.10

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Solution

The fourth proportional to 275,655.60, 413,483.40 and 88,667.10 is: 133,000.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,655.60 : 413,483.40 = 88,667.10 : x
  2. Step 2: Convert to fraction form
    275,655.60/413,483.40 = 88,667.10/x
  3. Step 3: Cross multiply
    275,655.60x = 413,483.40 × 88,667.10
  4. Step 4: Simplify right side
    275,655.60x = 36,662,373,976.14
  5. Step 5: Solve for x
    x = 36,662,373,976.14/275,655.60
  6. Step 6: Final answer
    x = 133,000.65

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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.