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Finding the Fourth Proportional to 162,296.96, 243,445.92 and 57,058.88

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Solution

The fourth proportional to 162,296.96, 243,445.92 and 57,058.88 is: 85,588.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,296.96 : 243,445.92 = 57,058.88 : x
  2. Step 2: Convert to fraction form
    162,296.96/243,445.92 = 57,058.88/x
  3. Step 3: Cross multiply
    162,296.96x = 243,445.92 × 57,058.88
  4. Step 4: Simplify right side
    162,296.96x = 13,890,751,535.77
  5. Step 5: Solve for x
    x = 13,890,751,535.77/162,296.96
  6. Step 6: Final answer
    x = 85,588.49

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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.