Home / 187,752.13-281,628.78-47,510.71

Finding the Fourth Proportional to 187,752.13, 281,628.78 and 47,510.71

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Solution

The fourth proportional to 187,752.13, 281,628.78 and 47,510.71 is: 71,266.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,752.13 : 281,628.78 = 47,510.71 : x
  2. Step 2: Convert to fraction form
    187,752.13/281,628.78 = 47,510.71/x
  3. Step 3: Cross multiply
    187,752.13x = 281,628.78 × 47,510.71
  4. Step 4: Simplify right side
    187,752.13x = 13,380,383,294.23
  5. Step 5: Solve for x
    x = 13,380,383,294.23/187,752.13
  6. Step 6: Final answer
    x = 71,266.21

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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.