Home / 137,338.50-206,009.03-48,607.05

Finding the Fourth Proportional to 137,338.50, 206,009.03 and 48,607.05

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Solution

The fourth proportional to 137,338.50, 206,009.03 and 48,607.05 is: 72,911.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,338.50 : 206,009.03 = 48,607.05 : x
  2. Step 2: Convert to fraction form
    137,338.50/206,009.03 = 48,607.05/x
  3. Step 3: Cross multiply
    137,338.50x = 206,009.03 × 48,607.05
  4. Step 4: Simplify right side
    137,338.50x = 10,013,491,343.18
  5. Step 5: Solve for x
    x = 10,013,491,343.18/137,338.50
  6. Step 6: Final answer
    x = 72,911.03

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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.