Home / 142,141.42-213,195.12-36,957.66

Finding the Fourth Proportional to 142,141.42, 213,195.12 and 36,957.66

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Solution

The fourth proportional to 142,141.42, 213,195.12 and 36,957.66 is: 55,432.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,141.42 : 213,195.12 = 36,957.66 : x
  2. Step 2: Convert to fraction form
    142,141.42/213,195.12 = 36,957.66/x
  3. Step 3: Cross multiply
    142,141.42x = 213,195.12 × 36,957.66
  4. Step 4: Simplify right side
    142,141.42x = 7,879,192,758.62
  5. Step 5: Solve for x
    x = 7,879,192,758.62/142,141.42
  6. Step 6: Final answer
    x = 55,432.07

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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.