Home / 155,795.06-233,599.07-71,449.56

Finding the Fourth Proportional to 155,795.06, 233,599.07 and 71,449.56

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Solution

The fourth proportional to 155,795.06, 233,599.07 and 71,449.56 is: 107,131.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,795.06 : 233,599.07 = 71,449.56 : x
  2. Step 2: Convert to fraction form
    155,795.06/233,599.07 = 71,449.56/x
  3. Step 3: Cross multiply
    155,795.06x = 233,599.07 × 71,449.56
  4. Step 4: Simplify right side
    155,795.06x = 16,690,550,946.53
  5. Step 5: Solve for x
    x = 16,690,550,946.53/155,795.06
  6. Step 6: Final answer
    x = 107,131.45

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1.5x scale

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.