Home / 155,429.40-233,144.10-101,976.60

Finding the Fourth Proportional to 155,429.40, 233,144.10 and 101,976.60

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Solution

The fourth proportional to 155,429.40, 233,144.10 and 101,976.60 is: 152,964.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,429.40 : 233,144.10 = 101,976.60 : x
  2. Step 2: Convert to fraction form
    155,429.40/233,144.10 = 101,976.60/x
  3. Step 3: Cross multiply
    155,429.40x = 233,144.10 × 101,976.60
  4. Step 4: Simplify right side
    155,429.40x = 23,775,242,628.06
  5. Step 5: Solve for x
    x = 23,775,242,628.06/155,429.40
  6. Step 6: Final answer
    x = 152,964.90

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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.