Home / 155,563.20-233,349.60-60,789.36

Finding the Fourth Proportional to 155,563.20, 233,349.60 and 60,789.36

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Solution

The fourth proportional to 155,563.20, 233,349.60 and 60,789.36 is: 91,185.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,563.20 : 233,349.60 = 60,789.36 : x
  2. Step 2: Convert to fraction form
    155,563.20/233,349.60 = 60,789.36/x
  3. Step 3: Cross multiply
    155,563.20x = 233,349.60 × 60,789.36
  4. Step 4: Simplify right side
    155,563.20x = 14,185,172,840.26
  5. Step 5: Solve for x
    x = 14,185,172,840.26/155,563.20
  6. Step 6: Final answer
    x = 91,185.92

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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.