Home / 119,082.72-178,670.16-56,759.52

Finding the Fourth Proportional to 119,082.72, 178,670.16 and 56,759.52

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Solution

The fourth proportional to 119,082.72, 178,670.16 and 56,759.52 is: 85,161.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,082.72 : 178,670.16 = 56,759.52 : x
  2. Step 2: Convert to fraction form
    119,082.72/178,670.16 = 56,759.52/x
  3. Step 3: Cross multiply
    119,082.72x = 178,670.16 × 56,759.52
  4. Step 4: Simplify right side
    119,082.72x = 10,141,232,519.92
  5. Step 5: Solve for x
    x = 10,141,232,519.92/119,082.72
  6. Step 6: Final answer
    x = 85,161.24

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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.