Home / 107,363.81-148,175.73-64,922.65

Finding the Fourth Proportional to 107,363.81, 148,175.73 and 64,922.65

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Solution

The fourth proportional to 107,363.81, 148,175.73 and 64,922.65 is: 89,601.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,363.81 : 148,175.73 = 64,922.65 : x
  2. Step 2: Convert to fraction form
    107,363.81/148,175.73 = 64,922.65/x
  3. Step 3: Cross multiply
    107,363.81x = 148,175.73 × 64,922.65
  4. Step 4: Simplify right side
    107,363.81x = 9,619,960,686.85
  5. Step 5: Solve for x
    x = 9,619,960,686.85/107,363.81
  6. Step 6: Final answer
    x = 89,601.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.