Home / 189,600.32-284,399.52-49,358.72

Finding the Fourth Proportional to 189,600.32, 284,399.52 and 49,358.72

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Solution

The fourth proportional to 189,600.32, 284,399.52 and 49,358.72 is: 74,037.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,600.32 : 284,399.52 = 49,358.72 : x
  2. Step 2: Convert to fraction form
    189,600.32/284,399.52 = 49,358.72/x
  3. Step 3: Cross multiply
    189,600.32x = 284,399.52 × 49,358.72
  4. Step 4: Simplify right side
    189,600.32x = 14,037,596,275.81
  5. Step 5: Solve for x
    x = 14,037,596,275.81/189,600.32
  6. Step 6: Final answer
    x = 74,037.83

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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.