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Finding the Fourth Proportional to 162,146.44, 243,207.66 and 56,966.44

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Solution

The fourth proportional to 162,146.44, 243,207.66 and 56,966.44 is: 85,445.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,146.44 : 243,207.66 = 56,966.44 : x
  2. Step 2: Convert to fraction form
    162,146.44/243,207.66 = 56,966.44/x
  3. Step 3: Cross multiply
    162,146.44x = 243,207.66 × 56,966.44
  4. Step 4: Simplify right side
    162,146.44x = 13,854,674,570.93
  5. Step 5: Solve for x
    x = 13,854,674,570.93/162,146.44
  6. Step 6: Final answer
    x = 85,445.44

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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.