Home / 102,010.32-152,991.18-42,847.11

Finding the Fourth Proportional to 102,010.32, 152,991.18 and 42,847.11

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Solution

The fourth proportional to 102,010.32, 152,991.18 and 42,847.11 is: 64,260.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,010.32 : 152,991.18 = 42,847.11 : x
  2. Step 2: Convert to fraction form
    102,010.32/152,991.18 = 42,847.11/x
  3. Step 3: Cross multiply
    102,010.32x = 152,991.18 × 42,847.11
  4. Step 4: Simplify right side
    102,010.32x = 6,555,229,918.49
  5. Step 5: Solve for x
    x = 6,555,229,918.49/102,010.32
  6. Step 6: Final answer
    x = 64,260.46

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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.