Home / 124,633.04-171,988.72-68,044.88

Finding the Fourth Proportional to 124,633.04, 171,988.72 and 68,044.88

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Solution

The fourth proportional to 124,633.04, 171,988.72 and 68,044.88 is: 93,899.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,633.04 : 171,988.72 = 68,044.88 : x
  2. Step 2: Convert to fraction form
    124,633.04/171,988.72 = 68,044.88/x
  3. Step 3: Cross multiply
    124,633.04x = 171,988.72 × 68,044.88
  4. Step 4: Simplify right side
    124,633.04x = 11,702,951,813.75
  5. Step 5: Solve for x
    x = 11,702,951,813.75/124,633.04
  6. Step 6: Final answer
    x = 93,899.27

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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.