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Finding the Fourth Proportional to 170,267.94, 255,439.58 and 51,948.54

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Solution

The fourth proportional to 170,267.94, 255,439.58 and 51,948.54 is: 77,934.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,267.94 : 255,439.58 = 51,948.54 : x
  2. Step 2: Convert to fraction form
    170,267.94/255,439.58 = 51,948.54/x
  3. Step 3: Cross multiply
    170,267.94x = 255,439.58 × 51,948.54
  4. Step 4: Simplify right side
    170,267.94x = 13,269,712,979.47
  5. Step 5: Solve for x
    x = 13,269,712,979.47/170,267.94
  6. Step 6: Final answer
    x = 77,934.30

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1.5x scale

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.