Home / 117,769.52-176,246.04-112,870.64

Finding the Fourth Proportional to 117,769.52, 176,246.04 and 112,870.64

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Solution

The fourth proportional to 117,769.52, 176,246.04 and 112,870.64 is: 168,914.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,769.52 : 176,246.04 = 112,870.64 : x
  2. Step 2: Convert to fraction form
    117,769.52/176,246.04 = 112,870.64/x
  3. Step 3: Cross multiply
    117,769.52x = 176,246.04 × 112,870.64
  4. Step 4: Simplify right side
    117,769.52x = 19,893,003,332.27
  5. Step 5: Solve for x
    x = 19,893,003,332.27/117,769.52
  6. Step 6: Final answer
    x = 168,914.70

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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.