Home / 187,298.17-258,250.62-151,377.10

Finding the Fourth Proportional to 187,298.17, 258,250.62 and 151,377.10

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Solution

The fourth proportional to 187,298.17, 258,250.62 and 151,377.10 is: 208,721.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,298.17 : 258,250.62 = 151,377.10 : x
  2. Step 2: Convert to fraction form
    187,298.17/258,250.62 = 151,377.10/x
  3. Step 3: Cross multiply
    187,298.17x = 258,250.62 × 151,377.10
  4. Step 4: Simplify right side
    187,298.17x = 39,093,229,928.80
  5. Step 5: Solve for x
    x = 39,093,229,928.80/187,298.17
  6. Step 6: Final answer
    x = 208,721.90

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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.