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Finding the Fourth Proportional to 107,073.60, 160,610.40 and 99,297.60

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Solution

The fourth proportional to 107,073.60, 160,610.40 and 99,297.60 is: 148,946.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,073.60 : 160,610.40 = 99,297.60 : x
  2. Step 2: Convert to fraction form
    107,073.60/160,610.40 = 99,297.60/x
  3. Step 3: Cross multiply
    107,073.60x = 160,610.40 × 99,297.60
  4. Step 4: Simplify right side
    107,073.60x = 15,948,227,255.04
  5. Step 5: Solve for x
    x = 15,948,227,255.04/107,073.60
  6. Step 6: Final answer
    x = 148,946.40

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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.