Home / 95,045.63-142,449.93-83,171.21

Finding the Fourth Proportional to 95,045.63, 142,449.93 and 83,171.21

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Solution

The fourth proportional to 95,045.63, 142,449.93 and 83,171.21 is: 124,653.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,045.63 : 142,449.93 = 83,171.21 : x
  2. Step 2: Convert to fraction form
    95,045.63/142,449.93 = 83,171.21/x
  3. Step 3: Cross multiply
    95,045.63x = 142,449.93 × 83,171.21
  4. Step 4: Simplify right side
    95,045.63x = 11,847,732,330.27
  5. Step 5: Solve for x
    x = 11,847,732,330.27/95,045.63
  6. Step 6: Final answer
    x = 124,653.11

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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.