Home / 96,438.28-144,529.83-69,873.52

Finding the Fourth Proportional to 96,438.28, 144,529.83 and 69,873.52

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Solution

The fourth proportional to 96,438.28, 144,529.83 and 69,873.52 is: 104,717.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,438.28 : 144,529.83 = 69,873.52 : x
  2. Step 2: Convert to fraction form
    96,438.28/144,529.83 = 69,873.52/x
  3. Step 3: Cross multiply
    96,438.28x = 144,529.83 × 69,873.52
  4. Step 4: Simplify right side
    96,438.28x = 10,098,807,967.10
  5. Step 5: Solve for x
    x = 10,098,807,967.10/96,438.28
  6. Step 6: Final answer
    x = 104,717.84

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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.