Home / 83,137.89-124,718.58-26,959.13

Finding the Fourth Proportional to 83,137.89, 124,718.58 and 26,959.13

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Solution

The fourth proportional to 83,137.89, 124,718.58 and 26,959.13 is: 40,442.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,137.89 : 124,718.58 = 26,959.13 : x
  2. Step 2: Convert to fraction form
    83,137.89/124,718.58 = 26,959.13/x
  3. Step 3: Cross multiply
    83,137.89x = 124,718.58 × 26,959.13
  4. Step 4: Simplify right side
    83,137.89x = 3,362,303,788.04
  5. Step 5: Solve for x
    x = 3,362,303,788.04/83,137.89
  6. Step 6: Final answer
    x = 40,442.50

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1.5x scale

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.