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Finding the Fourth Proportional to 231,332.80, 346,675.20 and 184,028.80

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Solution

The fourth proportional to 231,332.80, 346,675.20 and 184,028.80 is: 275,785.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,332.80 : 346,675.20 = 184,028.80 : x
  2. Step 2: Convert to fraction form
    231,332.80/346,675.20 = 184,028.80/x
  3. Step 3: Cross multiply
    231,332.80x = 346,675.20 × 184,028.80
  4. Step 4: Simplify right side
    231,332.80x = 63,798,221,045.76
  5. Step 5: Solve for x
    x = 63,798,221,045.76/231,332.80
  6. Step 6: Final answer
    x = 275,785.45

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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.