Home / 102,273.75-141,150.74-57,570.39

Finding the Fourth Proportional to 102,273.75, 141,150.74 and 57,570.39

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Solution

The fourth proportional to 102,273.75, 141,150.74 and 57,570.39 is: 79,454.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,273.75 : 141,150.74 = 57,570.39 : x
  2. Step 2: Convert to fraction form
    102,273.75/141,150.74 = 57,570.39/x
  3. Step 3: Cross multiply
    102,273.75x = 141,150.74 × 57,570.39
  4. Step 4: Simplify right side
    102,273.75x = 8,126,102,862.74
  5. Step 5: Solve for x
    x = 8,126,102,862.74/102,273.75
  6. Step 6: Final answer
    x = 79,454.43

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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.