Home / 83,336.31-124,970.85-30,734.10

Finding the Fourth Proportional to 83,336.31, 124,970.85 and 30,734.10

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Solution

The fourth proportional to 83,336.31, 124,970.85 and 30,734.10 is: 46,088.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,336.31 : 124,970.85 = 30,734.10 : x
  2. Step 2: Convert to fraction form
    83,336.31/124,970.85 = 30,734.10/x
  3. Step 3: Cross multiply
    83,336.31x = 124,970.85 × 30,734.10
  4. Step 4: Simplify right side
    83,336.31x = 3,840,866,600.99
  5. Step 5: Solve for x
    x = 3,840,866,600.99/83,336.31
  6. Step 6: Final answer
    x = 46,088.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.