Home / 274,868.40-412,302.60-125,108.40

Finding the Fourth Proportional to 274,868.40, 412,302.60 and 125,108.40

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Solution

The fourth proportional to 274,868.40, 412,302.60 and 125,108.40 is: 187,662.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,868.40 : 412,302.60 = 125,108.40 : x
  2. Step 2: Convert to fraction form
    274,868.40/412,302.60 = 125,108.40/x
  3. Step 3: Cross multiply
    274,868.40x = 412,302.60 × 125,108.40
  4. Step 4: Simplify right side
    274,868.40x = 51,582,518,601.84
  5. Step 5: Solve for x
    x = 51,582,518,601.84/274,868.40
  6. Step 6: Final answer
    x = 187,662.60

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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.