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Finding the Fourth Proportional to 222,574.10, 333,861.15 and 64,807.70

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Solution

The fourth proportional to 222,574.10, 333,861.15 and 64,807.70 is: 97,211.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,574.10 : 333,861.15 = 64,807.70 : x
  2. Step 2: Convert to fraction form
    222,574.10/333,861.15 = 64,807.70/x
  3. Step 3: Cross multiply
    222,574.10x = 333,861.15 × 64,807.70
  4. Step 4: Simplify right side
    222,574.10x = 21,636,773,250.86
  5. Step 5: Solve for x
    x = 21,636,773,250.86/222,574.10
  6. Step 6: Final answer
    x = 97,211.55

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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.