Home / 113,011.56-169,520.83-56,853.96

Finding the Fourth Proportional to 113,011.56, 169,520.83 and 56,853.96

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Solution

The fourth proportional to 113,011.56, 169,520.83 and 56,853.96 is: 85,282.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,011.56 : 169,520.83 = 56,853.96 : x
  2. Step 2: Convert to fraction form
    113,011.56/169,520.83 = 56,853.96/x
  3. Step 3: Cross multiply
    113,011.56x = 169,520.83 × 56,853.96
  4. Step 4: Simplify right side
    113,011.56x = 9,637,930,487.99
  5. Step 5: Solve for x
    x = 9,637,930,487.99/113,011.56
  6. Step 6: Final answer
    x = 85,282.70

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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.