Home / 122,134.96-183,248.58-47,259.61

Finding the Fourth Proportional to 122,134.96, 183,248.58 and 47,259.61

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Solution

The fourth proportional to 122,134.96, 183,248.58 and 47,259.61 is: 70,907.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,134.96 : 183,248.58 = 47,259.61 : x
  2. Step 2: Convert to fraction form
    122,134.96/183,248.58 = 47,259.61/x
  3. Step 3: Cross multiply
    122,134.96x = 183,248.58 × 47,259.61
  4. Step 4: Simplify right side
    122,134.96x = 8,660,256,423.85
  5. Step 5: Solve for x
    x = 8,660,256,423.85/122,134.96
  6. Step 6: Final answer
    x = 70,907.27

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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.