Home / 137,649.24-206,462.52-97,502.40

Finding the Fourth Proportional to 137,649.24, 206,462.52 and 97,502.40

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Solution

The fourth proportional to 137,649.24, 206,462.52 and 97,502.40 is: 146,245.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,649.24 : 206,462.52 = 97,502.40 : x
  2. Step 2: Convert to fraction form
    137,649.24/206,462.52 = 97,502.40/x
  3. Step 3: Cross multiply
    137,649.24x = 206,462.52 × 97,502.40
  4. Step 4: Simplify right side
    137,649.24x = 20,130,591,210.05
  5. Step 5: Solve for x
    x = 20,130,591,210.05/137,649.24
  6. Step 6: Final answer
    x = 146,245.57

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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.