Home / 222,780.74-334,337.15-89,662.10

Finding the Fourth Proportional to 222,780.74, 334,337.15 and 89,662.10

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Solution

The fourth proportional to 222,780.74, 334,337.15 and 89,662.10 is: 134,559.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,780.74 : 334,337.15 = 89,662.10 : x
  2. Step 2: Convert to fraction form
    222,780.74/334,337.15 = 89,662.10/x
  3. Step 3: Cross multiply
    222,780.74x = 334,337.15 × 89,662.10
  4. Step 4: Simplify right side
    222,780.74x = 29,977,370,977.02
  5. Step 5: Solve for x
    x = 29,977,370,977.02/222,780.74
  6. Step 6: Final answer
    x = 134,559.98

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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.