Home / 131,632.83-197,463.15-42,893.28

Finding the Fourth Proportional to 131,632.83, 197,463.15 and 42,893.28

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Solution

The fourth proportional to 131,632.83, 197,463.15 and 42,893.28 is: 64,344.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,632.83 : 197,463.15 = 42,893.28 : x
  2. Step 2: Convert to fraction form
    131,632.83/197,463.15 = 42,893.28/x
  3. Step 3: Cross multiply
    131,632.83x = 197,463.15 × 42,893.28
  4. Step 4: Simplify right side
    131,632.83x = 8,469,842,182.63
  5. Step 5: Solve for x
    x = 8,469,842,182.63/131,632.83
  6. Step 6: Final answer
    x = 64,344.45

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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.