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Finding the Fourth Proportional to 223,065.66, 334,555.95 and 63,140.28

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Solution

The fourth proportional to 223,065.66, 334,555.95 and 63,140.28 is: 94,698.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,065.66 : 334,555.95 = 63,140.28 : x
  2. Step 2: Convert to fraction form
    223,065.66/334,555.95 = 63,140.28/x
  3. Step 3: Cross multiply
    223,065.66x = 334,555.95 × 63,140.28
  4. Step 4: Simplify right side
    223,065.66x = 21,123,956,358.67
  5. Step 5: Solve for x
    x = 21,123,956,358.67/223,065.66
  6. Step 6: Final answer
    x = 94,698.38

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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.