Home / 170,382.12-255,603.56-56,536.76

Finding the Fourth Proportional to 170,382.12, 255,603.56 and 56,536.76

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Solution

The fourth proportional to 170,382.12, 255,603.56 and 56,536.76 is: 84,815.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,382.12 : 255,603.56 = 56,536.76 : x
  2. Step 2: Convert to fraction form
    170,382.12/255,603.56 = 56,536.76/x
  3. Step 3: Cross multiply
    170,382.12x = 255,603.56 × 56,536.76
  4. Step 4: Simplify right side
    170,382.12x = 14,450,998,240.16
  5. Step 5: Solve for x
    x = 14,450,998,240.16/170,382.12
  6. Step 6: Final answer
    x = 84,815.23

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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.