Home / 140,330.46-210,528.54-95,978.10

Finding the Fourth Proportional to 140,330.46, 210,528.54 and 95,978.10

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Solution

The fourth proportional to 140,330.46, 210,528.54 and 95,978.10 is: 143,989.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,330.46 : 210,528.54 = 95,978.10 : x
  2. Step 2: Convert to fraction form
    140,330.46/210,528.54 = 95,978.10/x
  3. Step 3: Cross multiply
    140,330.46x = 210,528.54 × 95,978.10
  4. Step 4: Simplify right side
    140,330.46x = 20,206,129,264.97
  5. Step 5: Solve for x
    x = 20,206,129,264.97/140,330.46
  6. Step 6: Final answer
    x = 143,989.62

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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.