Home / 207,572.27-286,316.87-130,956.20

Finding the Fourth Proportional to 207,572.27, 286,316.87 and 130,956.20

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Solution

The fourth proportional to 207,572.27, 286,316.87 and 130,956.20 is: 180,635.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,572.27 : 286,316.87 = 130,956.20 : x
  2. Step 2: Convert to fraction form
    207,572.27/286,316.87 = 130,956.20/x
  3. Step 3: Cross multiply
    207,572.27x = 286,316.87 × 130,956.20
  4. Step 4: Simplify right side
    207,572.27x = 37,494,967,204.73
  5. Step 5: Solve for x
    x = 37,494,967,204.73/207,572.27
  6. Step 6: Final answer
    x = 180,635.73

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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.