Home / 131,829.34-197,712.65-56,908.49

Finding the Fourth Proportional to 131,829.34, 197,712.65 and 56,908.49

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Solution

The fourth proportional to 131,829.34, 197,712.65 and 56,908.49 is: 85,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,829.34 : 197,712.65 = 56,908.49 : x
  2. Step 2: Convert to fraction form
    131,829.34/197,712.65 = 56,908.49/x
  3. Step 3: Cross multiply
    131,829.34x = 197,712.65 × 56,908.49
  4. Step 4: Simplify right side
    131,829.34x = 11,251,528,311.13
  5. Step 5: Solve for x
    x = 11,251,528,311.13/131,829.34
  6. Step 6: Final answer
    x = 85,349.20

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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.