Home / 198,165.29-273,502.98-117,637.52

Finding the Fourth Proportional to 198,165.29, 273,502.98 and 117,637.52

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Solution

The fourth proportional to 198,165.29, 273,502.98 and 117,637.52 is: 162,360.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,165.29 : 273,502.98 = 117,637.52 : x
  2. Step 2: Convert to fraction form
    198,165.29/273,502.98 = 117,637.52/x
  3. Step 3: Cross multiply
    198,165.29x = 273,502.98 × 117,637.52
  4. Step 4: Simplify right side
    198,165.29x = 32,174,210,912.29
  5. Step 5: Solve for x
    x = 32,174,210,912.29/198,165.29
  6. Step 6: Final answer
    x = 162,360.48

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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.