Home / 91,057.44-125,631.38-52,809.24

Finding the Fourth Proportional to 91,057.44, 125,631.38 and 52,809.24

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Solution

The fourth proportional to 91,057.44, 125,631.38 and 52,809.24 is: 72,860.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,057.44 : 125,631.38 = 52,809.24 : x
  2. Step 2: Convert to fraction form
    91,057.44/125,631.38 = 52,809.24/x
  3. Step 3: Cross multiply
    91,057.44x = 125,631.38 × 52,809.24
  4. Step 4: Simplify right side
    91,057.44x = 6,634,497,697.95
  5. Step 5: Solve for x
    x = 6,634,497,697.95/91,057.44
  6. Step 6: Final answer
    x = 72,860.58

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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.