Home / 170,680.11-256,025.64-58,355.79

Finding the Fourth Proportional to 170,680.11, 256,025.64 and 58,355.79

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Solution

The fourth proportional to 170,680.11, 256,025.64 and 58,355.79 is: 87,535.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,680.11 : 256,025.64 = 58,355.79 : x
  2. Step 2: Convert to fraction form
    170,680.11/256,025.64 = 58,355.79/x
  3. Step 3: Cross multiply
    170,680.11x = 256,025.64 × 58,355.79
  4. Step 4: Simplify right side
    170,680.11x = 14,940,578,482.46
  5. Step 5: Solve for x
    x = 14,940,578,482.46/170,680.11
  6. Step 6: Final answer
    x = 87,535.56

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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.