Home / 126,485.02-174,549.27-69,895.90

Finding the Fourth Proportional to 126,485.02, 174,549.27 and 69,895.90

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Solution

The fourth proportional to 126,485.02, 174,549.27 and 69,895.90 is: 96,456.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,485.02 : 174,549.27 = 69,895.90 : x
  2. Step 2: Convert to fraction form
    126,485.02/174,549.27 = 69,895.90/x
  3. Step 3: Cross multiply
    126,485.02x = 174,549.27 × 69,895.90
  4. Step 4: Simplify right side
    126,485.02x = 12,200,278,320.99
  5. Step 5: Solve for x
    x = 12,200,278,320.99/126,485.02
  6. Step 6: Final answer
    x = 96,456.31

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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.