Home / 125,824.68-188,769.69-46,939.50

Finding the Fourth Proportional to 125,824.68, 188,769.69 and 46,939.50

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Solution

The fourth proportional to 125,824.68, 188,769.69 and 46,939.50 is: 70,421.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,824.68 : 188,769.69 = 46,939.50 : x
  2. Step 2: Convert to fraction form
    125,824.68/188,769.69 = 46,939.50/x
  3. Step 3: Cross multiply
    125,824.68x = 188,769.69 × 46,939.50
  4. Step 4: Simplify right side
    125,824.68x = 8,860,754,863.76
  5. Step 5: Solve for x
    x = 8,860,754,863.76/125,824.68
  6. Step 6: Final answer
    x = 70,421.44

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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.