Home / 173,765.04-239,724.48-105,727.47

Finding the Fourth Proportional to 173,765.04, 239,724.48 and 105,727.47

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Solution

The fourth proportional to 173,765.04, 239,724.48 and 105,727.47 is: 145,860.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,765.04 : 239,724.48 = 105,727.47 : x
  2. Step 2: Convert to fraction form
    173,765.04/239,724.48 = 105,727.47/x
  3. Step 3: Cross multiply
    173,765.04x = 239,724.48 × 105,727.47
  4. Step 4: Simplify right side
    173,765.04x = 25,345,462,767.47
  5. Step 5: Solve for x
    x = 25,345,462,767.47/173,765.04
  6. Step 6: Final answer
    x = 145,860.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.