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Finding the Fourth Proportional to 222,759.70, 334,139.55 and 56,547.70

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Solution

The fourth proportional to 222,759.70, 334,139.55 and 56,547.70 is: 84,821.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,759.70 : 334,139.55 = 56,547.70 : x
  2. Step 2: Convert to fraction form
    222,759.70/334,139.55 = 56,547.70/x
  3. Step 3: Cross multiply
    222,759.70x = 334,139.55 × 56,547.70
  4. Step 4: Simplify right side
    222,759.70x = 18,894,823,031.54
  5. Step 5: Solve for x
    x = 18,894,823,031.54/222,759.70
  6. Step 6: Final answer
    x = 84,821.55

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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.