Home / 131,560.56-197,254.08-47,278.44

Finding the Fourth Proportional to 131,560.56, 197,254.08 and 47,278.44

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Solution

The fourth proportional to 131,560.56, 197,254.08 and 47,278.44 is: 70,886.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,560.56 : 197,254.08 = 47,278.44 : x
  2. Step 2: Convert to fraction form
    131,560.56/197,254.08 = 47,278.44/x
  3. Step 3: Cross multiply
    131,560.56x = 197,254.08 × 47,278.44
  4. Step 4: Simplify right side
    131,560.56x = 9,325,865,186.04
  5. Step 5: Solve for x
    x = 9,325,865,186.04/131,560.56
  6. Step 6: Final answer
    x = 70,886.48

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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.