Home / 121,453.42-167,605.17-67,004.10

Finding the Fourth Proportional to 121,453.42, 167,605.17 and 67,004.10

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Solution

The fourth proportional to 121,453.42, 167,605.17 and 67,004.10 is: 92,465.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,453.42 : 167,605.17 = 67,004.10 : x
  2. Step 2: Convert to fraction form
    121,453.42/167,605.17 = 67,004.10/x
  3. Step 3: Cross multiply
    121,453.42x = 167,605.17 × 67,004.10
  4. Step 4: Simplify right side
    121,453.42x = 11,230,233,571.20
  5. Step 5: Solve for x
    x = 11,230,233,571.20/121,453.42
  6. Step 6: Final answer
    x = 92,465.35

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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.