Home / 103,314.17-142,575.66-57,995.42

Finding the Fourth Proportional to 103,314.17, 142,575.66 and 57,995.42

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Solution

The fourth proportional to 103,314.17, 142,575.66 and 57,995.42 is: 80,034.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,314.17 : 142,575.66 = 57,995.42 : x
  2. Step 2: Convert to fraction form
    103,314.17/142,575.66 = 57,995.42/x
  3. Step 3: Cross multiply
    103,314.17x = 142,575.66 × 57,995.42
  4. Step 4: Simplify right side
    103,314.17x = 8,268,735,283.48
  5. Step 5: Solve for x
    x = 8,268,735,283.48/103,314.17
  6. Step 6: Final answer
    x = 80,034.86

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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.