Home / 131,774.84-197,664.69-47,541.32

Finding the Fourth Proportional to 131,774.84, 197,664.69 and 47,541.32

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Solution

The fourth proportional to 131,774.84, 197,664.69 and 47,541.32 is: 71,312.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,774.84 : 197,664.69 = 47,541.32 : x
  2. Step 2: Convert to fraction form
    131,774.84/197,664.69 = 47,541.32/x
  3. Step 3: Cross multiply
    131,774.84x = 197,664.69 × 47,541.32
  4. Step 4: Simplify right side
    131,774.84x = 9,397,240,952.43
  5. Step 5: Solve for x
    x = 9,397,240,952.43/131,774.84
  6. Step 6: Final answer
    x = 71,312.86

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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.