Home / 117,276.12-175,935.81-38,394.72

Finding the Fourth Proportional to 117,276.12, 175,935.81 and 38,394.72

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Solution

The fourth proportional to 117,276.12, 175,935.81 and 38,394.72 is: 57,599.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,276.12 : 175,935.81 = 38,394.72 : x
  2. Step 2: Convert to fraction form
    117,276.12/175,935.81 = 38,394.72/x
  3. Step 3: Cross multiply
    117,276.12x = 175,935.81 × 38,394.72
  4. Step 4: Simplify right side
    117,276.12x = 6,755,006,162.92
  5. Step 5: Solve for x
    x = 6,755,006,162.92/117,276.12
  6. Step 6: Final answer
    x = 57,599.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.