Home / 162,307.42-243,250.17-66,132.37

Finding the Fourth Proportional to 162,307.42, 243,250.17 and 66,132.37

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Solution

The fourth proportional to 162,307.42, 243,250.17 and 66,132.37 is: 99,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,307.42 : 243,250.17 = 66,132.37 : x
  2. Step 2: Convert to fraction form
    162,307.42/243,250.17 = 66,132.37/x
  3. Step 3: Cross multiply
    162,307.42x = 243,250.17 × 66,132.37
  4. Step 4: Simplify right side
    162,307.42x = 16,086,710,245.00
  5. Step 5: Solve for x
    x = 16,086,710,245.00/162,307.42
  6. Step 6: Final answer
    x = 99,112.60

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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.