Home / 125,288.76-187,929.48-46,401.24

Finding the Fourth Proportional to 125,288.76, 187,929.48 and 46,401.24

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Solution

The fourth proportional to 125,288.76, 187,929.48 and 46,401.24 is: 69,600.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,288.76 : 187,929.48 = 46,401.24 : x
  2. Step 2: Convert to fraction form
    125,288.76/187,929.48 = 46,401.24/x
  3. Step 3: Cross multiply
    125,288.76x = 187,929.48 × 46,401.24
  4. Step 4: Simplify right side
    125,288.76x = 8,720,160,904.56
  5. Step 5: Solve for x
    x = 8,720,160,904.56/125,288.76
  6. Step 6: Final answer
    x = 69,600.50

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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.