Home / 92,020.26-126,985.02-51,735.72

Finding the Fourth Proportional to 92,020.26, 126,985.02 and 51,735.72

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Solution

The fourth proportional to 92,020.26, 126,985.02 and 51,735.72 is: 71,393.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,020.26 : 126,985.02 = 51,735.72 : x
  2. Step 2: Convert to fraction form
    92,020.26/126,985.02 = 51,735.72/x
  3. Step 3: Cross multiply
    92,020.26x = 126,985.02 × 51,735.72
  4. Step 4: Simplify right side
    92,020.26x = 6,569,661,438.91
  5. Step 5: Solve for x
    x = 6,569,661,438.91/92,020.26
  6. Step 6: Final answer
    x = 71,393.64

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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.