Home / 45,386.20-68,079.30-32,847.40

Finding the Fourth Proportional to 45,386.20, 68,079.30 and 32,847.40

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Solution

The fourth proportional to 45,386.20, 68,079.30 and 32,847.40 is: 49,271.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,386.20 : 68,079.30 = 32,847.40 : x
  2. Step 2: Convert to fraction form
    45,386.20/68,079.30 = 32,847.40/x
  3. Step 3: Cross multiply
    45,386.20x = 68,079.30 × 32,847.40
  4. Step 4: Simplify right side
    45,386.20x = 2,236,227,998.82
  5. Step 5: Solve for x
    x = 2,236,227,998.82/45,386.20
  6. Step 6: Final answer
    x = 49,271.10

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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.