Home / 175,987.47-243,063.17-119,300.43

Finding the Fourth Proportional to 175,987.47, 243,063.17 and 119,300.43

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Solution

The fourth proportional to 175,987.47, 243,063.17 and 119,300.43 is: 164,770.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,987.47 : 243,063.17 = 119,300.43 : x
  2. Step 2: Convert to fraction form
    175,987.47/243,063.17 = 119,300.43/x
  3. Step 3: Cross multiply
    175,987.47x = 243,063.17 × 119,300.43
  4. Step 4: Simplify right side
    175,987.47x = 28,997,540,996.41
  5. Step 5: Solve for x
    x = 28,997,540,996.41/175,987.47
  6. Step 6: Final answer
    x = 164,770.49

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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.