Home / 223,447.11-334,721.90-103,335.71

Finding the Fourth Proportional to 223,447.11, 334,721.90 and 103,335.71

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Solution

The fourth proportional to 223,447.11, 334,721.90 and 103,335.71 is: 154,796.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,447.11 : 334,721.90 = 103,335.71 : x
  2. Step 2: Convert to fraction form
    223,447.11/334,721.90 = 103,335.71/x
  3. Step 3: Cross multiply
    223,447.11x = 334,721.90 × 103,335.71
  4. Step 4: Simplify right side
    223,447.11x = 34,588,724,223.07
  5. Step 5: Solve for x
    x = 34,588,724,223.07/223,447.11
  6. Step 6: Final answer
    x = 154,796.02

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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.