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Finding the Fourth Proportional to 170,282.94, 255,424.41 and 57,974.82

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Solution

The fourth proportional to 170,282.94, 255,424.41 and 57,974.82 is: 86,962.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,282.94 : 255,424.41 = 57,974.82 : x
  2. Step 2: Convert to fraction form
    170,282.94/255,424.41 = 57,974.82/x
  3. Step 3: Cross multiply
    170,282.94x = 255,424.41 × 57,974.82
  4. Step 4: Simplify right side
    170,282.94x = 14,808,184,193.36
  5. Step 5: Solve for x
    x = 14,808,184,193.36/170,282.94
  6. Step 6: Final answer
    x = 86,962.23

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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.