Home / 189,004.46-283,618.32-69,050.76

Finding the Fourth Proportional to 189,004.46, 283,618.32 and 69,050.76

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Solution

The fourth proportional to 189,004.46, 283,618.32 and 69,050.76 is: 103,616.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,004.46 : 283,618.32 = 69,050.76 : x
  2. Step 2: Convert to fraction form
    189,004.46/283,618.32 = 69,050.76/x
  3. Step 3: Cross multiply
    189,004.46x = 283,618.32 × 69,050.76
  4. Step 4: Simplify right side
    189,004.46x = 19,584,060,545.92
  5. Step 5: Solve for x
    x = 19,584,060,545.92/189,004.46
  6. Step 6: Final answer
    x = 103,616.92

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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.