Home / 125,948.61-188,887.84-41,715.36

Finding the Fourth Proportional to 125,948.61, 188,887.84 and 41,715.36

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Solution

The fourth proportional to 125,948.61, 188,887.84 and 41,715.36 is: 62,561.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,948.61 : 188,887.84 = 41,715.36 : x
  2. Step 2: Convert to fraction form
    125,948.61/188,887.84 = 41,715.36/x
  3. Step 3: Cross multiply
    125,948.61x = 188,887.84 × 41,715.36
  4. Step 4: Simplify right side
    125,948.61x = 7,879,524,140.93
  5. Step 5: Solve for x
    x = 7,879,524,140.93/125,948.61
  6. Step 6: Final answer
    x = 62,561.42

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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.