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Finding the Fourth Proportional to 170,358.88, 235,095.60 and 94,910.08

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Solution

The fourth proportional to 170,358.88, 235,095.60 and 94,910.08 is: 130,976.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,358.88 : 235,095.60 = 94,910.08 : x
  2. Step 2: Convert to fraction form
    170,358.88/235,095.60 = 94,910.08/x
  3. Step 3: Cross multiply
    170,358.88x = 235,095.60 × 94,910.08
  4. Step 4: Simplify right side
    170,358.88x = 22,312,942,203.65
  5. Step 5: Solve for x
    x = 22,312,942,203.65/170,358.88
  6. Step 6: Final answer
    x = 130,976.10

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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.