Home / 125,898.87-173,685.26-82,822.94

Finding the Fourth Proportional to 125,898.87, 173,685.26 and 82,822.94

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Solution

The fourth proportional to 125,898.87, 173,685.26 and 82,822.94 is: 114,259.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,898.87 : 173,685.26 = 82,822.94 : x
  2. Step 2: Convert to fraction form
    125,898.87/173,685.26 = 82,822.94/x
  3. Step 3: Cross multiply
    125,898.87x = 173,685.26 × 82,822.94
  4. Step 4: Simplify right side
    125,898.87x = 14,385,123,857.82
  5. Step 5: Solve for x
    x = 14,385,123,857.82/125,898.87
  6. Step 6: Final answer
    x = 114,259.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.