Home / 46,578.24-69,779.88-36,138.96

Finding the Fourth Proportional to 46,578.24, 69,779.88 and 36,138.96

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Solution

The fourth proportional to 46,578.24, 69,779.88 and 36,138.96 is: 54,140.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,578.24 : 69,779.88 = 36,138.96 : x
  2. Step 2: Convert to fraction form
    46,578.24/69,779.88 = 36,138.96/x
  3. Step 3: Cross multiply
    46,578.24x = 69,779.88 × 36,138.96
  4. Step 4: Simplify right side
    46,578.24x = 2,521,772,292.12
  5. Step 5: Solve for x
    x = 2,521,772,292.12/46,578.24
  6. Step 6: Final answer
    x = 54,140.57

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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.