Home / 117,948.84-176,066.75-109,167.13

Finding the Fourth Proportional to 117,948.84, 176,066.75 and 109,167.13

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Solution

The fourth proportional to 117,948.84, 176,066.75 and 109,167.13 is: 162,957.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,948.84 : 176,066.75 = 109,167.13 : x
  2. Step 2: Convert to fraction form
    117,948.84/176,066.75 = 109,167.13/x
  3. Step 3: Cross multiply
    117,948.84x = 176,066.75 × 109,167.13
  4. Step 4: Simplify right side
    117,948.84x = 19,220,701,785.93
  5. Step 5: Solve for x
    x = 19,220,701,785.93/117,948.84
  6. Step 6: Final answer
    x = 162,957.96

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.