Home / 73,132.67-100,933.86-42,934.65

Finding the Fourth Proportional to 73,132.67, 100,933.86 and 42,934.65

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Solution

The fourth proportional to 73,132.67, 100,933.86 and 42,934.65 is: 59,256.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,132.67 : 100,933.86 = 42,934.65 : x
  2. Step 2: Convert to fraction form
    73,132.67/100,933.86 = 42,934.65/x
  3. Step 3: Cross multiply
    73,132.67x = 100,933.86 × 42,934.65
  4. Step 4: Simplify right side
    73,132.67x = 4,333,559,952.25
  5. Step 5: Solve for x
    x = 4,333,559,952.25/73,132.67
  6. Step 6: Final answer
    x = 59,256.14

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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.