Home / 146,541.28-202,227.08-79,473.28

Finding the Fourth Proportional to 146,541.28, 202,227.08 and 79,473.28

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Solution

The fourth proportional to 146,541.28, 202,227.08 and 79,473.28 is: 109,673.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,541.28 : 202,227.08 = 79,473.28 : x
  2. Step 2: Convert to fraction form
    146,541.28/202,227.08 = 79,473.28/x
  3. Step 3: Cross multiply
    146,541.28x = 202,227.08 × 79,473.28
  4. Step 4: Simplify right side
    146,541.28x = 16,071,649,352.42
  5. Step 5: Solve for x
    x = 16,071,649,352.42/146,541.28
  6. Step 6: Final answer
    x = 109,673.19

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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.