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Finding the Fourth Proportional to 356,926.88, 535,332.87 and 104,148.02

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Solution

The fourth proportional to 356,926.88, 535,332.87 and 104,148.02 is: 156,205.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,926.88 : 535,332.87 = 104,148.02 : x
  2. Step 2: Convert to fraction form
    356,926.88/535,332.87 = 104,148.02/x
  3. Step 3: Cross multiply
    356,926.88x = 535,332.87 × 104,148.02
  4. Step 4: Simplify right side
    356,926.88x = 55,753,855,774.75
  5. Step 5: Solve for x
    x = 55,753,855,774.75/356,926.88
  6. Step 6: Final answer
    x = 156,205.26

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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.