Home / 125,948.85-188,967.01-55,877.37

Finding the Fourth Proportional to 125,948.85, 188,967.01 and 55,877.37

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Solution

The fourth proportional to 125,948.85, 188,967.01 and 55,877.37 is: 83,835.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,948.85 : 188,967.01 = 55,877.37 : x
  2. Step 2: Convert to fraction form
    125,948.85/188,967.01 = 55,877.37/x
  3. Step 3: Cross multiply
    125,948.85x = 188,967.01 × 55,877.37
  4. Step 4: Simplify right side
    125,948.85x = 10,558,979,535.56
  5. Step 5: Solve for x
    x = 10,558,979,535.56/125,948.85
  6. Step 6: Final answer
    x = 83,835.46

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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.