Home / 197,439.88-296,159.60-64,319.94

Finding the Fourth Proportional to 197,439.88, 296,159.60 and 64,319.94

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Solution

The fourth proportional to 197,439.88, 296,159.60 and 64,319.94 is: 96,479.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,439.88 : 296,159.60 = 64,319.94 : x
  2. Step 2: Convert to fraction form
    197,439.88/296,159.60 = 64,319.94/x
  3. Step 3: Cross multiply
    197,439.88x = 296,159.60 × 64,319.94
  4. Step 4: Simplify right side
    197,439.88x = 19,048,967,702.42
  5. Step 5: Solve for x
    x = 19,048,967,702.42/197,439.88
  6. Step 6: Final answer
    x = 96,479.84

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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.