Home / 306,212.10-459,332.55-95,856.90

Finding the Fourth Proportional to 306,212.10, 459,332.55 and 95,856.90

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Solution

The fourth proportional to 306,212.10, 459,332.55 and 95,856.90 is: 143,789.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,212.10 : 459,332.55 = 95,856.90 : x
  2. Step 2: Convert to fraction form
    306,212.10/459,332.55 = 95,856.90/x
  3. Step 3: Cross multiply
    306,212.10x = 459,332.55 × 95,856.90
  4. Step 4: Simplify right side
    306,212.10x = 44,030,194,312.10
  5. Step 5: Solve for x
    x = 44,030,194,312.10/306,212.10
  6. Step 6: Final answer
    x = 143,789.86

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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.