Home / 134,836.60-202,206.30-68,254.60

Finding the Fourth Proportional to 134,836.60, 202,206.30 and 68,254.60

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Solution

The fourth proportional to 134,836.60, 202,206.30 and 68,254.60 is: 102,357.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,836.60 : 202,206.30 = 68,254.60 : x
  2. Step 2: Convert to fraction form
    134,836.60/202,206.30 = 68,254.60/x
  3. Step 3: Cross multiply
    134,836.60x = 202,206.30 × 68,254.60
  4. Step 4: Simplify right side
    134,836.60x = 13,801,510,123.98
  5. Step 5: Solve for x
    x = 13,801,510,123.98/134,836.60
  6. Step 6: Final answer
    x = 102,357.30

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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.