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Finding the Fourth Proportional to 170,095.58, 255,145.80 and 59,287.58

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Solution

The fourth proportional to 170,095.58, 255,145.80 and 59,287.58 is: 88,932.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,095.58 : 255,145.80 = 59,287.58 : x
  2. Step 2: Convert to fraction form
    170,095.58/255,145.80 = 59,287.58/x
  3. Step 3: Cross multiply
    170,095.58x = 255,145.80 × 59,287.58
  4. Step 4: Simplify right side
    170,095.58x = 15,126,977,029.16
  5. Step 5: Solve for x
    x = 15,126,977,029.16/170,095.58
  6. Step 6: Final answer
    x = 88,932.22

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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.