Home / 92,310.80-127,389.02-49,869.33

Finding the Fourth Proportional to 92,310.80, 127,389.02 and 49,869.33

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Solution

The fourth proportional to 92,310.80, 127,389.02 and 49,869.33 is: 68,819.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,310.80 : 127,389.02 = 49,869.33 : x
  2. Step 2: Convert to fraction form
    92,310.80/127,389.02 = 49,869.33/x
  3. Step 3: Cross multiply
    92,310.80x = 127,389.02 × 49,869.33
  4. Step 4: Simplify right side
    92,310.80x = 6,352,804,827.41
  5. Step 5: Solve for x
    x = 6,352,804,827.41/92,310.80
  6. Step 6: Final answer
    x = 68,819.74

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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.