Home / 187,301.70-280,952.55-124,316.10

Finding the Fourth Proportional to 187,301.70, 280,952.55 and 124,316.10

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Solution

The fourth proportional to 187,301.70, 280,952.55 and 124,316.10 is: 186,474.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,301.70 : 280,952.55 = 124,316.10 : x
  2. Step 2: Convert to fraction form
    187,301.70/280,952.55 = 124,316.10/x
  3. Step 3: Cross multiply
    187,301.70x = 280,952.55 × 124,316.10
  4. Step 4: Simplify right side
    187,301.70x = 34,926,925,301.06
  5. Step 5: Solve for x
    x = 34,926,925,301.06/187,301.70
  6. Step 6: Final answer
    x = 186,474.15

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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.