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Finding the Fourth Proportional to 182,203.60, 272,844.60 and 145,339.60

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Solution

The fourth proportional to 182,203.60, 272,844.60 and 145,339.60 is: 217,641.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,203.60 : 272,844.60 = 145,339.60 : x
  2. Step 2: Convert to fraction form
    182,203.60/272,844.60 = 145,339.60/x
  3. Step 3: Cross multiply
    182,203.60x = 272,844.60 × 145,339.60
  4. Step 4: Simplify right side
    182,203.60x = 39,655,125,026.16
  5. Step 5: Solve for x
    x = 39,655,125,026.16/182,203.60
  6. Step 6: Final answer
    x = 217,641.83

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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.