Home / 231,041.28-346,078.93-185,818.17

Finding the Fourth Proportional to 231,041.28, 346,078.93 and 185,818.17

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Solution

The fourth proportional to 231,041.28, 346,078.93 and 185,818.17 is: 278,338.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,041.28 : 346,078.93 = 185,818.17 : x
  2. Step 2: Convert to fraction form
    231,041.28/346,078.93 = 185,818.17/x
  3. Step 3: Cross multiply
    231,041.28x = 346,078.93 × 185,818.17
  4. Step 4: Simplify right side
    231,041.28x = 64,307,753,448.16
  5. Step 5: Solve for x
    x = 64,307,753,448.16/231,041.28
  6. Step 6: Final answer
    x = 278,338.80

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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.