Home / 170,637.64-255,993.81-52,318.21

Finding the Fourth Proportional to 170,637.64, 255,993.81 and 52,318.21

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Solution

The fourth proportional to 170,637.64, 255,993.81 and 52,318.21 is: 78,488.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,637.64 : 255,993.81 = 52,318.21 : x
  2. Step 2: Convert to fraction form
    170,637.64/255,993.81 = 52,318.21/x
  3. Step 3: Cross multiply
    170,637.64x = 255,993.81 × 52,318.21
  4. Step 4: Simplify right side
    170,637.64x = 13,393,137,910.28
  5. Step 5: Solve for x
    x = 13,393,137,910.28/170,637.64
  6. Step 6: Final answer
    x = 78,488.77

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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.