Home / 131,769.64-197,488.92-56,802.04

Finding the Fourth Proportional to 131,769.64, 197,488.92 and 56,802.04

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Solution

The fourth proportional to 131,769.64, 197,488.92 and 56,802.04 is: 85,131.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,769.64 : 197,488.92 = 56,802.04 : x
  2. Step 2: Convert to fraction form
    131,769.64/197,488.92 = 56,802.04/x
  3. Step 3: Cross multiply
    131,769.64x = 197,488.92 × 56,802.04
  4. Step 4: Simplify right side
    131,769.64x = 11,217,773,533.40
  5. Step 5: Solve for x
    x = 11,217,773,533.40/131,769.64
  6. Step 6: Final answer
    x = 85,131.70

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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.