Home / 83,113.09-124,697.31-26,955.03

Finding the Fourth Proportional to 83,113.09, 124,697.31 and 26,955.03

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Solution

The fourth proportional to 83,113.09, 124,697.31 and 26,955.03 is: 40,441.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,113.09 : 124,697.31 = 26,955.03 : x
  2. Step 2: Convert to fraction form
    83,113.09/124,697.31 = 26,955.03/x
  3. Step 3: Cross multiply
    83,113.09x = 124,697.31 × 26,955.03
  4. Step 4: Simplify right side
    83,113.09x = 3,361,219,731.97
  5. Step 5: Solve for x
    x = 3,361,219,731.97/83,113.09
  6. Step 6: Final answer
    x = 40,441.52

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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.