Home / 45,449.63-68,188.34-23,278.70

Finding the Fourth Proportional to 45,449.63, 68,188.34 and 23,278.70

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Solution

The fourth proportional to 45,449.63, 68,188.34 and 23,278.70 is: 34,925.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,449.63 : 68,188.34 = 23,278.70 : x
  2. Step 2: Convert to fraction form
    45,449.63/68,188.34 = 23,278.70/x
  3. Step 3: Cross multiply
    45,449.63x = 68,188.34 × 23,278.70
  4. Step 4: Simplify right side
    45,449.63x = 1,587,335,627.61
  5. Step 5: Solve for x
    x = 1,587,335,627.61/45,449.63
  6. Step 6: Final answer
    x = 34,925.16

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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.