Home / 145,716.04-218,233.86-112,169.92

Finding the Fourth Proportional to 145,716.04, 218,233.86 and 112,169.92

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Solution

The fourth proportional to 145,716.04, 218,233.86 and 112,169.92 is: 167,993.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,716.04 : 218,233.86 = 112,169.92 : x
  2. Step 2: Convert to fraction form
    145,716.04/218,233.86 = 112,169.92/x
  3. Step 3: Cross multiply
    145,716.04x = 218,233.86 × 112,169.92
  4. Step 4: Simplify right side
    145,716.04x = 24,479,274,617.49
  5. Step 5: Solve for x
    x = 24,479,274,617.49/145,716.04
  6. Step 6: Final answer
    x = 167,993.00

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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.