Home / 123,244.04-170,076.77-66,655.41

Finding the Fourth Proportional to 123,244.04, 170,076.77 and 66,655.41

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Solution

The fourth proportional to 123,244.04, 170,076.77 and 66,655.41 is: 91,984.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,244.04 : 170,076.77 = 66,655.41 : x
  2. Step 2: Convert to fraction form
    123,244.04/170,076.77 = 66,655.41/x
  3. Step 3: Cross multiply
    123,244.04x = 170,076.77 × 66,655.41
  4. Step 4: Simplify right side
    123,244.04x = 11,336,536,502.55
  5. Step 5: Solve for x
    x = 11,336,536,502.55/123,244.04
  6. Step 6: Final answer
    x = 91,984.46

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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.