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Finding the Fourth Proportional to 151,281.60, 226,922.40 and 101,515.20

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Solution

The fourth proportional to 151,281.60, 226,922.40 and 101,515.20 is: 152,272.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,281.60 : 226,922.40 = 101,515.20 : x
  2. Step 2: Convert to fraction form
    151,281.60/226,922.40 = 101,515.20/x
  3. Step 3: Cross multiply
    151,281.60x = 226,922.40 × 101,515.20
  4. Step 4: Simplify right side
    151,281.60x = 23,036,072,820.48
  5. Step 5: Solve for x
    x = 23,036,072,820.48/151,281.60
  6. Step 6: Final answer
    x = 152,272.80

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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.