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Finding the Fourth Proportional to 170,502.54, 255,674.88 and 63,807.36

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Solution

The fourth proportional to 170,502.54, 255,674.88 and 63,807.36 is: 95,681.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,502.54 : 255,674.88 = 63,807.36 : x
  2. Step 2: Convert to fraction form
    170,502.54/255,674.88 = 63,807.36/x
  3. Step 3: Cross multiply
    170,502.54x = 255,674.88 × 63,807.36
  4. Step 4: Simplify right side
    170,502.54x = 16,313,939,590.51
  5. Step 5: Solve for x
    x = 16,313,939,590.51/170,502.54
  6. Step 6: Final answer
    x = 95,681.51

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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.