Home / 83,834.71-125,725.38-27,664.35

Finding the Fourth Proportional to 83,834.71, 125,725.38 and 27,664.35

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Solution

The fourth proportional to 83,834.71, 125,725.38 and 27,664.35 is: 41,487.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,834.71 : 125,725.38 = 27,664.35 : x
  2. Step 2: Convert to fraction form
    83,834.71/125,725.38 = 27,664.35/x
  3. Step 3: Cross multiply
    83,834.71x = 125,725.38 × 27,664.35
  4. Step 4: Simplify right side
    83,834.71x = 3,478,110,916.20
  5. Step 5: Solve for x
    x = 3,478,110,916.20/83,834.71
  6. Step 6: Final answer
    x = 41,487.72

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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.