Home / 170,319.64-235,029.86-102,296.20

Finding the Fourth Proportional to 170,319.64, 235,029.86 and 102,296.20

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Solution

The fourth proportional to 170,319.64, 235,029.86 and 102,296.20 is: 141,162.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,319.64 : 235,029.86 = 102,296.20 : x
  2. Step 2: Convert to fraction form
    170,319.64/235,029.86 = 102,296.20/x
  3. Step 3: Cross multiply
    170,319.64x = 235,029.86 × 102,296.20
  4. Step 4: Simplify right side
    170,319.64x = 24,042,661,564.53
  5. Step 5: Solve for x
    x = 24,042,661,564.53/170,319.64
  6. Step 6: Final answer
    x = 141,162.00

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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.