Home / 102,874.42-154,228.59-94,570.66

Finding the Fourth Proportional to 102,874.42, 154,228.59 and 94,570.66

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Solution

The fourth proportional to 102,874.42, 154,228.59 and 94,570.66 is: 141,779.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,874.42 : 154,228.59 = 94,570.66 : x
  2. Step 2: Convert to fraction form
    102,874.42/154,228.59 = 94,570.66/x
  3. Step 3: Cross multiply
    102,874.42x = 154,228.59 × 94,570.66
  4. Step 4: Simplify right side
    102,874.42x = 14,585,498,872.42
  5. Step 5: Solve for x
    x = 14,585,498,872.42/102,874.42
  6. Step 6: Final answer
    x = 141,779.64

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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.