Home / 175,491.41-242,178.19-99,026.71

Finding the Fourth Proportional to 175,491.41, 242,178.19 and 99,026.71

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Solution

The fourth proportional to 175,491.41, 242,178.19 and 99,026.71 is: 136,656.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,491.41 : 242,178.19 = 99,026.71 : x
  2. Step 2: Convert to fraction form
    175,491.41/242,178.19 = 99,026.71/x
  3. Step 3: Cross multiply
    175,491.41x = 242,178.19 × 99,026.71
  4. Step 4: Simplify right side
    175,491.41x = 23,982,109,389.45
  5. Step 5: Solve for x
    x = 23,982,109,389.45/175,491.41
  6. Step 6: Final answer
    x = 136,656.88

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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.