Home / 189,601.32-284,401.02-49,359.72

Finding the Fourth Proportional to 189,601.32, 284,401.02 and 49,359.72

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Solution

The fourth proportional to 189,601.32, 284,401.02 and 49,359.72 is: 74,039.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,601.32 : 284,401.02 = 49,359.72 : x
  2. Step 2: Convert to fraction form
    189,601.32/284,401.02 = 49,359.72/x
  3. Step 3: Cross multiply
    189,601.32x = 284,401.02 × 49,359.72
  4. Step 4: Simplify right side
    189,601.32x = 14,037,954,714.91
  5. Step 5: Solve for x
    x = 14,037,954,714.91/189,601.32
  6. Step 6: Final answer
    x = 74,039.33

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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.