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Finding the Fourth Proportional to 267,645.13, 369,350.28 and 148,413.13

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Solution

The fourth proportional to 267,645.13, 369,350.28 and 148,413.13 is: 204,810.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,645.13 : 369,350.28 = 148,413.13 : x
  2. Step 2: Convert to fraction form
    267,645.13/369,350.28 = 148,413.13/x
  3. Step 3: Cross multiply
    267,645.13x = 369,350.28 × 148,413.13
  4. Step 4: Simplify right side
    267,645.13x = 54,816,428,532.36
  5. Step 5: Solve for x
    x = 54,816,428,532.36/267,645.13
  6. Step 6: Final answer
    x = 204,810.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.