Home / 187,299.10-258,299.58-126,957.34

Finding the Fourth Proportional to 187,299.10, 258,299.58 and 126,957.34

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Solution

The fourth proportional to 187,299.10, 258,299.58 and 126,957.34 is: 175,083.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,299.10 : 258,299.58 = 126,957.34 : x
  2. Step 2: Convert to fraction form
    187,299.10/258,299.58 = 126,957.34/x
  3. Step 3: Cross multiply
    187,299.10x = 258,299.58 × 126,957.34
  4. Step 4: Simplify right side
    187,299.10x = 32,793,027,599.92
  5. Step 5: Solve for x
    x = 32,793,027,599.92/187,299.10
  6. Step 6: Final answer
    x = 175,083.74

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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.