Home / 118,937.41-164,133.53-64,491.38

Finding the Fourth Proportional to 118,937.41, 164,133.53 and 64,491.38

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Solution

The fourth proportional to 118,937.41, 164,133.53 and 64,491.38 is: 88,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,937.41 : 164,133.53 = 64,491.38 : x
  2. Step 2: Convert to fraction form
    118,937.41/164,133.53 = 64,491.38/x
  3. Step 3: Cross multiply
    118,937.41x = 164,133.53 × 64,491.38
  4. Step 4: Simplify right side
    118,937.41x = 10,585,197,853.97
  5. Step 5: Solve for x
    x = 10,585,197,853.97/118,937.41
  6. Step 6: Final answer
    x = 88,998.05

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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.