Home / 122,306.46-183,487.23-43,420.56

Finding the Fourth Proportional to 122,306.46, 183,487.23 and 43,420.56

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Solution

The fourth proportional to 122,306.46, 183,487.23 and 43,420.56 is: 65,140.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,306.46 : 183,487.23 = 43,420.56 : x
  2. Step 2: Convert to fraction form
    122,306.46/183,487.23 = 43,420.56/x
  3. Step 3: Cross multiply
    122,306.46x = 183,487.23 × 43,420.56
  4. Step 4: Simplify right side
    122,306.46x = 7,967,118,279.45
  5. Step 5: Solve for x
    x = 7,967,118,279.45/122,306.46
  6. Step 6: Final answer
    x = 65,140.62

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1.5x scale

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.