Home / 68,292.28-102,438.30-26,710.12

Finding the Fourth Proportional to 68,292.28, 102,438.30 and 26,710.12

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Solution

The fourth proportional to 68,292.28, 102,438.30 and 26,710.12 is: 40,065.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,292.28 : 102,438.30 = 26,710.12 : x
  2. Step 2: Convert to fraction form
    68,292.28/102,438.30 = 26,710.12/x
  3. Step 3: Cross multiply
    68,292.28x = 102,438.30 × 26,710.12
  4. Step 4: Simplify right side
    68,292.28x = 2,736,139,285.60
  5. Step 5: Solve for x
    x = 2,736,139,285.60/68,292.28
  6. Step 6: Final answer
    x = 40,065.13

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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.