Home / 79,432.31-119,205.81-46,107.90

Finding the Fourth Proportional to 79,432.31, 119,205.81 and 46,107.90

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Solution

The fourth proportional to 79,432.31, 119,205.81 and 46,107.90 is: 69,195.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,432.31 : 119,205.81 = 46,107.90 : x
  2. Step 2: Convert to fraction form
    79,432.31/119,205.81 = 46,107.90/x
  3. Step 3: Cross multiply
    79,432.31x = 119,205.81 × 46,107.90
  4. Step 4: Simplify right side
    79,432.31x = 5,496,329,566.90
  5. Step 5: Solve for x
    x = 5,496,329,566.90/79,432.31
  6. Step 6: Final answer
    x = 69,195.13

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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.