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Finding the Fourth Proportional to 378,089.01, 567,118.80 and 93,780.27

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Solution

The fourth proportional to 378,089.01, 567,118.80 and 93,780.27 is: 140,666.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,089.01 : 567,118.80 = 93,780.27 : x
  2. Step 2: Convert to fraction form
    378,089.01/567,118.80 = 93,780.27/x
  3. Step 3: Cross multiply
    378,089.01x = 567,118.80 × 93,780.27
  4. Step 4: Simplify right side
    378,089.01x = 53,184,554,186.08
  5. Step 5: Solve for x
    x = 53,184,554,186.08/378,089.01
  6. Step 6: Final answer
    x = 140,666.76

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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.