Home / 170,072.07-255,097.78-63,435.47

Finding the Fourth Proportional to 170,072.07, 255,097.78 and 63,435.47

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Solution

The fourth proportional to 170,072.07, 255,097.78 and 63,435.47 is: 95,149.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,072.07 : 255,097.78 = 63,435.47 : x
  2. Step 2: Convert to fraction form
    170,072.07/255,097.78 = 63,435.47/x
  3. Step 3: Cross multiply
    170,072.07x = 255,097.78 × 63,435.47
  4. Step 4: Simplify right side
    170,072.07x = 16,182,247,411.67
  5. Step 5: Solve for x
    x = 16,182,247,411.67/170,072.07
  6. Step 6: Final answer
    x = 95,149.35

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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.