Home / 112,974.90-169,463.58-34,089.84

Finding the Fourth Proportional to 112,974.90, 169,463.58 and 34,089.84

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Solution

The fourth proportional to 112,974.90, 169,463.58 and 34,089.84 is: 51,135.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,974.90 : 169,463.58 = 34,089.84 : x
  2. Step 2: Convert to fraction form
    112,974.90/169,463.58 = 34,089.84/x
  3. Step 3: Cross multiply
    112,974.90x = 169,463.58 × 34,089.84
  4. Step 4: Simplify right side
    112,974.90x = 5,776,986,328.03
  5. Step 5: Solve for x
    x = 5,776,986,328.03/112,974.90
  6. Step 6: Final answer
    x = 51,135.13

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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.