Home / 52,309.18-78,269.37-31,260.52

Finding the Fourth Proportional to 52,309.18, 78,269.37 and 31,260.52

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Solution

The fourth proportional to 52,309.18, 78,269.37 and 31,260.52 is: 46,774.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,309.18 : 78,269.37 = 31,260.52 : x
  2. Step 2: Convert to fraction form
    52,309.18/78,269.37 = 31,260.52/x
  3. Step 3: Cross multiply
    52,309.18x = 78,269.37 × 31,260.52
  4. Step 4: Simplify right side
    52,309.18x = 2,446,741,206.27
  5. Step 5: Solve for x
    x = 2,446,741,206.27/52,309.18
  6. Step 6: Final answer
    x = 46,774.60

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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.