Home / 133,479.20-200,159.76-39,967.52

Finding the Fourth Proportional to 133,479.20, 200,159.76 and 39,967.52

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Solution

The fourth proportional to 133,479.20, 200,159.76 and 39,967.52 is: 59,933.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,479.20 : 200,159.76 = 39,967.52 : x
  2. Step 2: Convert to fraction form
    133,479.20/200,159.76 = 39,967.52/x
  3. Step 3: Cross multiply
    133,479.20x = 200,159.76 × 39,967.52
  4. Step 4: Simplify right side
    133,479.20x = 7,999,889,211.00
  5. Step 5: Solve for x
    x = 7,999,889,211.00/133,479.20
  6. Step 6: Final answer
    x = 59,933.60

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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.