Home / 252,285.50-348,156.74-137,563.25

Finding the Fourth Proportional to 252,285.50, 348,156.74 and 137,563.25

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Solution

The fourth proportional to 252,285.50, 348,156.74 and 137,563.25 is: 189,838.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,285.50 : 348,156.74 = 137,563.25 : x
  2. Step 2: Convert to fraction form
    252,285.50/348,156.74 = 137,563.25/x
  3. Step 3: Cross multiply
    252,285.50x = 348,156.74 × 137,563.25
  4. Step 4: Simplify right side
    252,285.50x = 47,893,571,266.93
  5. Step 5: Solve for x
    x = 47,893,571,266.93/252,285.50
  6. Step 6: Final answer
    x = 189,838.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.