Home / 131,003.79-196,341.21-56,035.77

Finding the Fourth Proportional to 131,003.79, 196,341.21 and 56,035.77

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Solution

The fourth proportional to 131,003.79, 196,341.21 and 56,035.77 is: 83,983.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,003.79 : 196,341.21 = 56,035.77 : x
  2. Step 2: Convert to fraction form
    131,003.79/196,341.21 = 56,035.77/x
  3. Step 3: Cross multiply
    131,003.79x = 196,341.21 × 56,035.77
  4. Step 4: Simplify right side
    131,003.79x = 11,002,130,885.08
  5. Step 5: Solve for x
    x = 11,002,130,885.08/131,003.79
  6. Step 6: Final answer
    x = 83,983.30

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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.