Home / 83,085.70-124,502.46-60,913.84

Finding the Fourth Proportional to 83,085.70, 124,502.46 and 60,913.84

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Solution

The fourth proportional to 83,085.70, 124,502.46 and 60,913.84 is: 91,278.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,085.70 : 124,502.46 = 60,913.84 : x
  2. Step 2: Convert to fraction form
    83,085.70/124,502.46 = 60,913.84/x
  3. Step 3: Cross multiply
    83,085.70x = 124,502.46 × 60,913.84
  4. Step 4: Simplify right side
    83,085.70x = 7,583,922,928.05
  5. Step 5: Solve for x
    x = 7,583,922,928.05/83,085.70
  6. Step 6: Final answer
    x = 91,278.32

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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.