Home / 50,587.19-75,692.85-31,779.17

Finding the Fourth Proportional to 50,587.19, 75,692.85 and 31,779.17

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Solution

The fourth proportional to 50,587.19, 75,692.85 and 31,779.17 is: 47,550.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,587.19 : 75,692.85 = 31,779.17 : x
  2. Step 2: Convert to fraction form
    50,587.19/75,692.85 = 31,779.17/x
  3. Step 3: Cross multiply
    50,587.19x = 75,692.85 × 31,779.17
  4. Step 4: Simplify right side
    50,587.19x = 2,405,455,947.93
  5. Step 5: Solve for x
    x = 2,405,455,947.93/50,587.19
  6. Step 6: Final answer
    x = 47,550.69

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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.