Home / 151,742.40-227,613.60-39,413.40

Finding the Fourth Proportional to 151,742.40, 227,613.60 and 39,413.40

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Solution

The fourth proportional to 151,742.40, 227,613.60 and 39,413.40 is: 59,120.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,742.40 : 227,613.60 = 39,413.40 : x
  2. Step 2: Convert to fraction form
    151,742.40/227,613.60 = 39,413.40/x
  3. Step 3: Cross multiply
    151,742.40x = 227,613.60 × 39,413.40
  4. Step 4: Simplify right side
    151,742.40x = 8,971,025,862.24
  5. Step 5: Solve for x
    x = 8,971,025,862.24/151,742.40
  6. Step 6: Final answer
    x = 59,120.10

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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.