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Finding the Fourth Proportional to 255,244.80, 382,894.08 and 89,034.24

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Solution

The fourth proportional to 255,244.80, 382,894.08 and 89,034.24 is: 133,560.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,244.80 : 382,894.08 = 89,034.24 : x
  2. Step 2: Convert to fraction form
    255,244.80/382,894.08 = 89,034.24/x
  3. Step 3: Cross multiply
    255,244.80x = 382,894.08 × 89,034.24
  4. Step 4: Simplify right side
    255,244.80x = 34,090,683,413.30
  5. Step 5: Solve for x
    x = 34,090,683,413.30/255,244.80
  6. Step 6: Final answer
    x = 133,560.74

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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.