Home / 134,767.40-202,280.70-68,282.60

Finding the Fourth Proportional to 134,767.40, 202,280.70 and 68,282.60

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Solution

The fourth proportional to 134,767.40, 202,280.70 and 68,282.60 is: 102,489.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,767.40 : 202,280.70 = 68,282.60 : x
  2. Step 2: Convert to fraction form
    134,767.40/202,280.70 = 68,282.60/x
  3. Step 3: Cross multiply
    134,767.40x = 202,280.70 × 68,282.60
  4. Step 4: Simplify right side
    134,767.40x = 13,812,252,125.82
  5. Step 5: Solve for x
    x = 13,812,252,125.82/134,767.40
  6. Step 6: Final answer
    x = 102,489.56

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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.