Home / 230,881.62-346,357.05-81,095.51

Finding the Fourth Proportional to 230,881.62, 346,357.05 and 81,095.51

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Solution

The fourth proportional to 230,881.62, 346,357.05 and 81,095.51 is: 121,655.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,881.62 : 346,357.05 = 81,095.51 : x
  2. Step 2: Convert to fraction form
    230,881.62/346,357.05 = 81,095.51/x
  3. Step 3: Cross multiply
    230,881.62x = 346,357.05 × 81,095.51
  4. Step 4: Simplify right side
    230,881.62x = 28,087,999,880.06
  5. Step 5: Solve for x
    x = 28,087,999,880.06/230,881.62
  6. Step 6: Final answer
    x = 121,655.42

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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.