Home / 90,829.02-125,361.38-60,148.02

Finding the Fourth Proportional to 90,829.02, 125,361.38 and 60,148.02

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Solution

The fourth proportional to 90,829.02, 125,361.38 and 60,148.02 is: 83,015.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,829.02 : 125,361.38 = 60,148.02 : x
  2. Step 2: Convert to fraction form
    90,829.02/125,361.38 = 60,148.02/x
  3. Step 3: Cross multiply
    90,829.02x = 125,361.38 × 60,148.02
  4. Step 4: Simplify right side
    90,829.02x = 7,540,238,791.47
  5. Step 5: Solve for x
    x = 7,540,238,791.47/90,829.02
  6. Step 6: Final answer
    x = 83,015.75

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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.