Home / 56,690.28-78,224.33-34,024.46

Finding the Fourth Proportional to 56,690.28, 78,224.33 and 34,024.46

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Solution

The fourth proportional to 56,690.28, 78,224.33 and 34,024.46 is: 46,948.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,690.28 : 78,224.33 = 34,024.46 : x
  2. Step 2: Convert to fraction form
    56,690.28/78,224.33 = 34,024.46/x
  3. Step 3: Cross multiply
    56,690.28x = 78,224.33 × 34,024.46
  4. Step 4: Simplify right side
    56,690.28x = 2,661,540,281.05
  5. Step 5: Solve for x
    x = 2,661,540,281.05/56,690.28
  6. Step 6: Final answer
    x = 46,948.79

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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.