Home / 187,215.10-280,822.65-93,903.10

Finding the Fourth Proportional to 187,215.10, 280,822.65 and 93,903.10

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Solution

The fourth proportional to 187,215.10, 280,822.65 and 93,903.10 is: 140,854.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,215.10 : 280,822.65 = 93,903.10 : x
  2. Step 2: Convert to fraction form
    187,215.10/280,822.65 = 93,903.10/x
  3. Step 3: Cross multiply
    187,215.10x = 280,822.65 × 93,903.10
  4. Step 4: Simplify right side
    187,215.10x = 26,370,117,385.22
  5. Step 5: Solve for x
    x = 26,370,117,385.22/187,215.10
  6. Step 6: Final answer
    x = 140,854.65

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.