Home / 155,690.99-233,377.33-54,458.86

Finding the Fourth Proportional to 155,690.99, 233,377.33 and 54,458.86

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Solution

The fourth proportional to 155,690.99, 233,377.33 and 54,458.86 is: 81,632.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,690.99 : 233,377.33 = 54,458.86 : x
  2. Step 2: Convert to fraction form
    155,690.99/233,377.33 = 54,458.86/x
  3. Step 3: Cross multiply
    155,690.99x = 233,377.33 × 54,458.86
  4. Step 4: Simplify right side
    155,690.99x = 12,709,464,173.67
  5. Step 5: Solve for x
    x = 12,709,464,173.67/155,690.99
  6. Step 6: Final answer
    x = 81,632.62

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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.