Home / 110,218.90-152,103.66-82,574.58

Finding the Fourth Proportional to 110,218.90, 152,103.66 and 82,574.58

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Solution

The fourth proportional to 110,218.90, 152,103.66 and 82,574.58 is: 113,954.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,218.90 : 152,103.66 = 82,574.58 : x
  2. Step 2: Convert to fraction form
    110,218.90/152,103.66 = 82,574.58/x
  3. Step 3: Cross multiply
    110,218.90x = 152,103.66 × 82,574.58
  4. Step 4: Simplify right side
    110,218.90x = 12,559,895,840.96
  5. Step 5: Solve for x
    x = 12,559,895,840.96/110,218.90
  6. Step 6: Final answer
    x = 113,954.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.