Home / 92,019.28-126,985.84-51,733.22

Finding the Fourth Proportional to 92,019.28, 126,985.84 and 51,733.22

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Solution

The fourth proportional to 92,019.28, 126,985.84 and 51,733.22 is: 71,391.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,019.28 : 126,985.84 = 51,733.22 : x
  2. Step 2: Convert to fraction form
    92,019.28/126,985.84 = 51,733.22/x
  3. Step 3: Cross multiply
    92,019.28x = 126,985.84 × 51,733.22
  4. Step 4: Simplify right side
    92,019.28x = 6,569,386,397.60
  5. Step 5: Solve for x
    x = 6,569,386,397.60/92,019.28
  6. Step 6: Final answer
    x = 71,391.41

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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.