Home / 265,084.18-397,639.40-75,572.46

Finding the Fourth Proportional to 265,084.18, 397,639.40 and 75,572.46

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Solution

The fourth proportional to 265,084.18, 397,639.40 and 75,572.46 is: 113,362.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,084.18 : 397,639.40 = 75,572.46 : x
  2. Step 2: Convert to fraction form
    265,084.18/397,639.40 = 75,572.46/x
  3. Step 3: Cross multiply
    265,084.18x = 397,639.40 × 75,572.46
  4. Step 4: Simplify right side
    265,084.18x = 30,050,587,650.92
  5. Step 5: Solve for x
    x = 30,050,587,650.92/265,084.18
  6. Step 6: Final answer
    x = 113,362.43

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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.