Home / 67,055.25-100,429.79-32,019.51

Finding the Fourth Proportional to 67,055.25, 100,429.79 and 32,019.51

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Solution

The fourth proportional to 67,055.25, 100,429.79 and 32,019.51 is: 47,956.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,055.25 : 100,429.79 = 32,019.51 : x
  2. Step 2: Convert to fraction form
    67,055.25/100,429.79 = 32,019.51/x
  3. Step 3: Cross multiply
    67,055.25x = 100,429.79 × 32,019.51
  4. Step 4: Simplify right side
    67,055.25x = 3,215,712,505.11
  5. Step 5: Solve for x
    x = 3,215,712,505.11/67,055.25
  6. Step 6: Final answer
    x = 47,956.16

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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.