Home / 75,160.02-103,732.20-42,894.48

Finding the Fourth Proportional to 75,160.02, 103,732.20 and 42,894.48

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Solution

The fourth proportional to 75,160.02, 103,732.20 and 42,894.48 is: 59,200.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,160.02 : 103,732.20 = 42,894.48 : x
  2. Step 2: Convert to fraction form
    75,160.02/103,732.20 = 42,894.48/x
  3. Step 3: Cross multiply
    75,160.02x = 103,732.20 × 42,894.48
  4. Step 4: Simplify right side
    75,160.02x = 4,449,538,778.26
  5. Step 5: Solve for x
    x = 4,449,538,778.26/75,160.02
  6. Step 6: Final answer
    x = 59,200.87

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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.