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Finding the Fourth Proportional to 240,952.93, 361,426.78 and 98,766.51

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Solution

The fourth proportional to 240,952.93, 361,426.78 and 98,766.51 is: 148,148.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,952.93 : 361,426.78 = 98,766.51 : x
  2. Step 2: Convert to fraction form
    240,952.93/361,426.78 = 98,766.51/x
  3. Step 3: Cross multiply
    240,952.93x = 361,426.78 × 98,766.51
  4. Step 4: Simplify right side
    240,952.93x = 35,696,860,449.25
  5. Step 5: Solve for x
    x = 35,696,860,449.25/240,952.93
  6. Step 6: Final answer
    x = 148,148.69

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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.