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Finding the Fourth Proportional to 222,779.70, 334,169.55 and 56,567.70

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Solution

The fourth proportional to 222,779.70, 334,169.55 and 56,567.70 is: 84,851.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,779.70 : 334,169.55 = 56,567.70 : x
  2. Step 2: Convert to fraction form
    222,779.70/334,169.55 = 56,567.70/x
  3. Step 3: Cross multiply
    222,779.70x = 334,169.55 × 56,567.70
  4. Step 4: Simplify right side
    222,779.70x = 18,903,202,853.54
  5. Step 5: Solve for x
    x = 18,903,202,853.54/222,779.70
  6. Step 6: Final answer
    x = 84,851.55

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1.5x scale

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.