Home / 67,220.16-92,766.22-38,544.26

Finding the Fourth Proportional to 67,220.16, 92,766.22 and 38,544.26

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Solution

The fourth proportional to 67,220.16, 92,766.22 and 38,544.26 is: 53,192.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,220.16 : 92,766.22 = 38,544.26 : x
  2. Step 2: Convert to fraction form
    67,220.16/92,766.22 = 38,544.26/x
  3. Step 3: Cross multiply
    67,220.16x = 92,766.22 × 38,544.26
  4. Step 4: Simplify right side
    67,220.16x = 3,575,605,302.90
  5. Step 5: Solve for x
    x = 3,575,605,302.90/67,220.16
  6. Step 6: Final answer
    x = 53,192.45

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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.