Home / 136,335.86-204,479.16-47,614.73

Finding the Fourth Proportional to 136,335.86, 204,479.16 and 47,614.73

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Solution

The fourth proportional to 136,335.86, 204,479.16 and 47,614.73 is: 71,413.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,335.86 : 204,479.16 = 47,614.73 : x
  2. Step 2: Convert to fraction form
    136,335.86/204,479.16 = 47,614.73/x
  3. Step 3: Cross multiply
    136,335.86x = 204,479.16 × 47,614.73
  4. Step 4: Simplify right side
    136,335.86x = 9,736,218,971.63
  5. Step 5: Solve for x
    x = 9,736,218,971.63/136,335.86
  6. Step 6: Final answer
    x = 71,413.49

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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.