Home / 187,341.42-258,521.82-106,772.34

Finding the Fourth Proportional to 187,341.42, 258,521.82 and 106,772.34

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Solution

The fourth proportional to 187,341.42, 258,521.82 and 106,772.34 is: 147,340.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,341.42 : 258,521.82 = 106,772.34 : x
  2. Step 2: Convert to fraction form
    187,341.42/258,521.82 = 106,772.34/x
  3. Step 3: Cross multiply
    187,341.42x = 258,521.82 × 106,772.34
  4. Step 4: Simplify right side
    187,341.42x = 27,602,979,662.46
  5. Step 5: Solve for x
    x = 27,602,979,662.46/187,341.42
  6. Step 6: Final answer
    x = 147,340.51

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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.