Home / 110,560.44-152,595.18-77,007

Finding the Fourth Proportional to 110,560.44, 152,595.18 and 77,007

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Solution

The fourth proportional to 110,560.44, 152,595.18 and 77,007 is: 106,284.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,560.44 : 152,595.18 = 77,007 : x
  2. Step 2: Convert to fraction form
    110,560.44/152,595.18 = 77,007/x
  3. Step 3: Cross multiply
    110,560.44x = 152,595.18 × 77,007
  4. Step 4: Simplify right side
    110,560.44x = 11,750,897,026.26
  5. Step 5: Solve for x
    x = 11,750,897,026.26/110,560.44
  6. Step 6: Final answer
    x = 106,284.83

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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.