Home / 121,329.52-182,018.88-46,452.10

Finding the Fourth Proportional to 121,329.52, 182,018.88 and 46,452.10

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Solution

The fourth proportional to 121,329.52, 182,018.88 and 46,452.10 is: 69,687.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,329.52 : 182,018.88 = 46,452.10 : x
  2. Step 2: Convert to fraction form
    121,329.52/182,018.88 = 46,452.10/x
  3. Step 3: Cross multiply
    121,329.52x = 182,018.88 × 46,452.10
  4. Step 4: Simplify right side
    121,329.52x = 8,455,159,215.65
  5. Step 5: Solve for x
    x = 8,455,159,215.65/121,329.52
  6. Step 6: Final answer
    x = 69,687.57

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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.