Home / 64,022.02-88,342.22-35,728.90

Finding the Fourth Proportional to 64,022.02, 88,342.22 and 35,728.90

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Solution

The fourth proportional to 64,022.02, 88,342.22 and 35,728.90 is: 49,301.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,022.02 : 88,342.22 = 35,728.90 : x
  2. Step 2: Convert to fraction form
    64,022.02/88,342.22 = 35,728.90/x
  3. Step 3: Cross multiply
    64,022.02x = 88,342.22 × 35,728.90
  4. Step 4: Simplify right side
    64,022.02x = 3,156,370,212.62
  5. Step 5: Solve for x
    x = 3,156,370,212.62/64,022.02
  6. Step 6: Final answer
    x = 49,301.32

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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.