Home / 60,416.19-90,640.62-42,996.60

Finding the Fourth Proportional to 60,416.19, 90,640.62 and 42,996.60

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Solution

The fourth proportional to 60,416.19, 90,640.62 and 42,996.60 is: 64,506.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,416.19 : 90,640.62 = 42,996.60 : x
  2. Step 2: Convert to fraction form
    60,416.19/90,640.62 = 42,996.60/x
  3. Step 3: Cross multiply
    60,416.19x = 90,640.62 × 42,996.60
  4. Step 4: Simplify right side
    60,416.19x = 3,897,238,481.89
  5. Step 5: Solve for x
    x = 3,897,238,481.89/60,416.19
  6. Step 6: Final answer
    x = 64,506.53

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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.