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Finding the Fourth Proportional to 68,862.76, 95,031.12 and 44,975.32

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Solution

The fourth proportional to 68,862.76, 95,031.12 and 44,975.32 is: 62,066.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,862.76 : 95,031.12 = 44,975.32 : x
  2. Step 2: Convert to fraction form
    68,862.76/95,031.12 = 44,975.32/x
  3. Step 3: Cross multiply
    68,862.76x = 95,031.12 × 44,975.32
  4. Step 4: Simplify right side
    68,862.76x = 4,274,055,031.96
  5. Step 5: Solve for x
    x = 4,274,055,031.96/68,862.76
  6. Step 6: Final answer
    x = 62,066.28

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1.5x scale

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.