Home / 56,929.23-78,531.33-34,254.57

Finding the Fourth Proportional to 56,929.23, 78,531.33 and 34,254.57

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Solution

The fourth proportional to 56,929.23, 78,531.33 and 34,254.57 is: 47,252.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,929.23 : 78,531.33 = 34,254.57 : x
  2. Step 2: Convert to fraction form
    56,929.23/78,531.33 = 34,254.57/x
  3. Step 3: Cross multiply
    56,929.23x = 78,531.33 × 34,254.57
  4. Step 4: Simplify right side
    56,929.23x = 2,690,056,865.78
  5. Step 5: Solve for x
    x = 2,690,056,865.78/56,929.23
  6. Step 6: Final answer
    x = 47,252.65

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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.