Home / 153,890.18-231,090.57-95,099.53

Finding the Fourth Proportional to 153,890.18, 231,090.57 and 95,099.53

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Solution

The fourth proportional to 153,890.18, 231,090.57 and 95,099.53 is: 142,807.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,890.18 : 231,090.57 = 95,099.53 : x
  2. Step 2: Convert to fraction form
    153,890.18/231,090.57 = 95,099.53/x
  3. Step 3: Cross multiply
    153,890.18x = 231,090.57 × 95,099.53
  4. Step 4: Simplify right side
    153,890.18x = 21,976,604,016.71
  5. Step 5: Solve for x
    x = 21,976,604,016.71/153,890.18
  6. Step 6: Final answer
    x = 142,807.06

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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.