Home / 131,731.44-197,603.52-42,984.84

Finding the Fourth Proportional to 131,731.44, 197,603.52 and 42,984.84

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Solution

The fourth proportional to 131,731.44, 197,603.52 and 42,984.84 is: 64,479.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,731.44 : 197,603.52 = 42,984.84 : x
  2. Step 2: Convert to fraction form
    131,731.44/197,603.52 = 42,984.84/x
  3. Step 3: Cross multiply
    131,731.44x = 197,603.52 × 42,984.84
  4. Step 4: Simplify right side
    131,731.44x = 8,493,955,690.64
  5. Step 5: Solve for x
    x = 8,493,955,690.64/131,731.44
  6. Step 6: Final answer
    x = 64,479.34

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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.