Home / 175,756.22-242,567.72-107,761.17

Finding the Fourth Proportional to 175,756.22, 242,567.72 and 107,761.17

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Solution

The fourth proportional to 175,756.22, 242,567.72 and 107,761.17 is: 148,725.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,756.22 : 242,567.72 = 107,761.17 : x
  2. Step 2: Convert to fraction form
    175,756.22/242,567.72 = 107,761.17/x
  3. Step 3: Cross multiply
    175,756.22x = 242,567.72 × 107,761.17
  4. Step 4: Simplify right side
    175,756.22x = 26,139,380,772.63
  5. Step 5: Solve for x
    x = 26,139,380,772.63/175,756.22
  6. Step 6: Final answer
    x = 148,725.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.