Home / 46,379.80-69,445.05-38,159.02

Finding the Fourth Proportional to 46,379.80, 69,445.05 and 38,159.02

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Solution

The fourth proportional to 46,379.80, 69,445.05 and 38,159.02 is: 57,135.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,379.80 : 69,445.05 = 38,159.02 : x
  2. Step 2: Convert to fraction form
    46,379.80/69,445.05 = 38,159.02/x
  3. Step 3: Cross multiply
    46,379.80x = 69,445.05 × 38,159.02
  4. Step 4: Simplify right side
    46,379.80x = 2,649,955,051.85
  5. Step 5: Solve for x
    x = 2,649,955,051.85/46,379.80
  6. Step 6: Final answer
    x = 57,135.97

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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.