Home / 124,933.55-172,409.72-67,574.03

Finding the Fourth Proportional to 124,933.55, 172,409.72 and 67,574.03

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Solution

The fourth proportional to 124,933.55, 172,409.72 and 67,574.03 is: 93,252.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,933.55 : 172,409.72 = 67,574.03 : x
  2. Step 2: Convert to fraction form
    124,933.55/172,409.72 = 67,574.03/x
  3. Step 3: Cross multiply
    124,933.55x = 172,409.72 × 67,574.03
  4. Step 4: Simplify right side
    124,933.55x = 11,650,418,391.65
  5. Step 5: Solve for x
    x = 11,650,418,391.65/124,933.55
  6. Step 6: Final answer
    x = 93,252.92

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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.