Home / 102,772.44-141,830.10-59,751.72

Finding the Fourth Proportional to 102,772.44, 141,830.10 and 59,751.72

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Solution

The fourth proportional to 102,772.44, 141,830.10 and 59,751.72 is: 82,459.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,772.44 : 141,830.10 = 59,751.72 : x
  2. Step 2: Convert to fraction form
    102,772.44/141,830.10 = 59,751.72/x
  3. Step 3: Cross multiply
    102,772.44x = 141,830.10 × 59,751.72
  4. Step 4: Simplify right side
    102,772.44x = 8,474,592,422.77
  5. Step 5: Solve for x
    x = 8,474,592,422.77/102,772.44
  6. Step 6: Final answer
    x = 82,459.78

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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.