Home / 95,318.12-142,884.21-45,384.81

Finding the Fourth Proportional to 95,318.12, 142,884.21 and 45,384.81

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Solution

The fourth proportional to 95,318.12, 142,884.21 and 45,384.81 is: 68,032.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,318.12 : 142,884.21 = 45,384.81 : x
  2. Step 2: Convert to fraction form
    95,318.12/142,884.21 = 45,384.81/x
  3. Step 3: Cross multiply
    95,318.12x = 142,884.21 × 45,384.81
  4. Step 4: Simplify right side
    95,318.12x = 6,484,772,722.85
  5. Step 5: Solve for x
    x = 6,484,772,722.85/95,318.12
  6. Step 6: Final answer
    x = 68,032.95

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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.