Home / 65,315.02-90,008.35-44,057.38

Finding the Fourth Proportional to 65,315.02, 90,008.35 and 44,057.38

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Solution

The fourth proportional to 65,315.02, 90,008.35 and 44,057.38 is: 60,713.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,315.02 : 90,008.35 = 44,057.38 : x
  2. Step 2: Convert to fraction form
    65,315.02/90,008.35 = 44,057.38/x
  3. Step 3: Cross multiply
    65,315.02x = 90,008.35 × 44,057.38
  4. Step 4: Simplify right side
    65,315.02x = 3,965,532,079.12
  5. Step 5: Solve for x
    x = 3,965,532,079.12/65,315.02
  6. Step 6: Final answer
    x = 60,713.94

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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.