Home / 63,064.15-86,938.10-49,612.04

Finding the Fourth Proportional to 63,064.15, 86,938.10 and 49,612.04

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Solution

The fourth proportional to 63,064.15, 86,938.10 and 49,612.04 is: 68,393.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,064.15 : 86,938.10 = 49,612.04 : x
  2. Step 2: Convert to fraction form
    63,064.15/86,938.10 = 49,612.04/x
  3. Step 3: Cross multiply
    63,064.15x = 86,938.10 × 49,612.04
  4. Step 4: Simplify right side
    63,064.15x = 4,313,176,464.01
  5. Step 5: Solve for x
    x = 4,313,176,464.01/63,064.15
  6. Step 6: Final answer
    x = 68,393.48

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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.