Home / 178,887.92-268,341.08-45,769.32

Finding the Fourth Proportional to 178,887.92, 268,341.08 and 45,769.32

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Solution

The fourth proportional to 178,887.92, 268,341.08 and 45,769.32 is: 68,656.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,887.92 : 268,341.08 = 45,769.32 : x
  2. Step 2: Convert to fraction form
    178,887.92/268,341.08 = 45,769.32/x
  3. Step 3: Cross multiply
    178,887.92x = 268,341.08 × 45,769.32
  4. Step 4: Simplify right side
    178,887.92x = 12,281,788,759.67
  5. Step 5: Solve for x
    x = 12,281,788,759.67/178,887.92
  6. Step 6: Final answer
    x = 68,656.33

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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.