Home / 110,186.32-152,055.48-64,869.52

Finding the Fourth Proportional to 110,186.32, 152,055.48 and 64,869.52

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Solution

The fourth proportional to 110,186.32, 152,055.48 and 64,869.52 is: 89,518.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,186.32 : 152,055.48 = 64,869.52 : x
  2. Step 2: Convert to fraction form
    110,186.32/152,055.48 = 64,869.52/x
  3. Step 3: Cross multiply
    110,186.32x = 152,055.48 × 64,869.52
  4. Step 4: Simplify right side
    110,186.32x = 9,863,766,000.97
  5. Step 5: Solve for x
    x = 9,863,766,000.97/110,186.32
  6. Step 6: Final answer
    x = 89,518.97

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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.