Home / 82,223.60-123,335.40-50,730.80

Finding the Fourth Proportional to 82,223.60, 123,335.40 and 50,730.80

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Solution

The fourth proportional to 82,223.60, 123,335.40 and 50,730.80 is: 76,096.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,223.60 : 123,335.40 = 50,730.80 : x
  2. Step 2: Convert to fraction form
    82,223.60/123,335.40 = 50,730.80/x
  3. Step 3: Cross multiply
    82,223.60x = 123,335.40 × 50,730.80
  4. Step 4: Simplify right side
    82,223.60x = 6,256,903,510.32
  5. Step 5: Solve for x
    x = 6,256,903,510.32/82,223.60
  6. Step 6: Final answer
    x = 76,096.20

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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.