Home / 115,252.20-172,878.18-36,366.44

Finding the Fourth Proportional to 115,252.20, 172,878.18 and 36,366.44

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Solution

The fourth proportional to 115,252.20, 172,878.18 and 36,366.44 is: 54,549.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,252.20 : 172,878.18 = 36,366.44 : x
  2. Step 2: Convert to fraction form
    115,252.20/172,878.18 = 36,366.44/x
  3. Step 3: Cross multiply
    115,252.20x = 172,878.18 × 36,366.44
  4. Step 4: Simplify right side
    115,252.20x = 6,286,963,095.89
  5. Step 5: Solve for x
    x = 6,286,963,095.89/115,252.20
  6. Step 6: Final answer
    x = 54,549.61

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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.