Home / 136,229.34-204,376.80-42,735.06

Finding the Fourth Proportional to 136,229.34, 204,376.80 and 42,735.06

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Solution

The fourth proportional to 136,229.34, 204,376.80 and 42,735.06 is: 64,112.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,229.34 : 204,376.80 = 42,735.06 : x
  2. Step 2: Convert to fraction form
    136,229.34/204,376.80 = 42,735.06/x
  3. Step 3: Cross multiply
    136,229.34x = 204,376.80 × 42,735.06
  4. Step 4: Simplify right side
    136,229.34x = 8,734,054,810.61
  5. Step 5: Solve for x
    x = 8,734,054,810.61/136,229.34
  6. Step 6: Final answer
    x = 64,112.88

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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.