Home / 187,069.18-258,240.42-119,179.24

Finding the Fourth Proportional to 187,069.18, 258,240.42 and 119,179.24

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Solution

The fourth proportional to 187,069.18, 258,240.42 and 119,179.24 is: 164,521.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,069.18 : 258,240.42 = 119,179.24 : x
  2. Step 2: Convert to fraction form
    187,069.18/258,240.42 = 119,179.24/x
  3. Step 3: Cross multiply
    187,069.18x = 258,240.42 × 119,179.24
  4. Step 4: Simplify right side
    187,069.18x = 30,776,896,992.88
  5. Step 5: Solve for x
    x = 30,776,896,992.88/187,069.18
  6. Step 6: Final answer
    x = 164,521.47

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1.5x scale

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.