Home / 191,325.24-286,655.40-134,278.20

Finding the Fourth Proportional to 191,325.24, 286,655.40 and 134,278.20

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Solution

The fourth proportional to 191,325.24, 286,655.40 and 134,278.20 is: 201,183.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,325.24 : 286,655.40 = 134,278.20 : x
  2. Step 2: Convert to fraction form
    191,325.24/286,655.40 = 134,278.20/x
  3. Step 3: Cross multiply
    191,325.24x = 286,655.40 × 134,278.20
  4. Step 4: Simplify right side
    191,325.24x = 38,491,571,132.28
  5. Step 5: Solve for x
    x = 38,491,571,132.28/191,325.24
  6. Step 6: Final answer
    x = 201,183.97

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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.