Home / 95,505.18-143,208.33-42,869.34

Finding the Fourth Proportional to 95,505.18, 143,208.33 and 42,869.34

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Solution

The fourth proportional to 95,505.18, 143,208.33 and 42,869.34 is: 64,281.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,505.18 : 143,208.33 = 42,869.34 : x
  2. Step 2: Convert to fraction form
    95,505.18/143,208.33 = 42,869.34/x
  3. Step 3: Cross multiply
    95,505.18x = 143,208.33 × 42,869.34
  4. Step 4: Simplify right side
    95,505.18x = 6,139,246,589.60
  5. Step 5: Solve for x
    x = 6,139,246,589.60/95,505.18
  6. Step 6: Final answer
    x = 64,281.82

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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.