Home / 247,514.10-371,268-79,032.28

Finding the Fourth Proportional to 247,514.10, 371,268 and 79,032.28

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Solution

The fourth proportional to 247,514.10, 371,268 and 79,032.28 is: 118,547.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,514.10 : 371,268 = 79,032.28 : x
  2. Step 2: Convert to fraction form
    247,514.10/371,268 = 79,032.28/x
  3. Step 3: Cross multiply
    247,514.10x = 371,268 × 79,032.28
  4. Step 4: Simplify right side
    247,514.10x = 29,342,156,531.04
  5. Step 5: Solve for x
    x = 29,342,156,531.04/247,514.10
  6. Step 6: Final answer
    x = 118,547.41

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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.