Home / 136,329.48-204,535.98-69,816.24

Finding the Fourth Proportional to 136,329.48, 204,535.98 and 69,816.24

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Solution

The fourth proportional to 136,329.48, 204,535.98 and 69,816.24 is: 104,745.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,329.48 : 204,535.98 = 69,816.24 : x
  2. Step 2: Convert to fraction form
    136,329.48/204,535.98 = 69,816.24/x
  3. Step 3: Cross multiply
    136,329.48x = 204,535.98 × 69,816.24
  4. Step 4: Simplify right side
    136,329.48x = 14,279,933,068.32
  5. Step 5: Solve for x
    x = 14,279,933,068.32/136,329.48
  6. Step 6: Final answer
    x = 104,745.75

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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.