Home / 262,225.60-393,335.84-75,238.08

Finding the Fourth Proportional to 262,225.60, 393,335.84 and 75,238.08

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Solution

The fourth proportional to 262,225.60, 393,335.84 and 75,238.08 is: 112,856.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,225.60 : 393,335.84 = 75,238.08 : x
  2. Step 2: Convert to fraction form
    262,225.60/393,335.84 = 75,238.08/x
  3. Step 3: Cross multiply
    262,225.60x = 393,335.84 × 75,238.08
  4. Step 4: Simplify right side
    262,225.60x = 29,593,833,396.79
  5. Step 5: Solve for x
    x = 29,593,833,396.79/262,225.60
  6. Step 6: Final answer
    x = 112,856.39

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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.