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Finding the Fourth Proportional to 377,856.58, 566,859.60 and 107,987.14

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Solution

The fourth proportional to 377,856.58, 566,859.60 and 107,987.14 is: 162,002.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,856.58 : 566,859.60 = 107,987.14 : x
  2. Step 2: Convert to fraction form
    377,856.58/566,859.60 = 107,987.14/x
  3. Step 3: Cross multiply
    377,856.58x = 566,859.60 × 107,987.14
  4. Step 4: Simplify right side
    377,856.58x = 61,213,546,985.54
  5. Step 5: Solve for x
    x = 61,213,546,985.54/377,856.58
  6. Step 6: Final answer
    x = 162,002.07

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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.