Home / 122,442.62-183,592.57-47,475.19

Finding the Fourth Proportional to 122,442.62, 183,592.57 and 47,475.19

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Solution

The fourth proportional to 122,442.62, 183,592.57 and 47,475.19 is: 71,185.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,442.62 : 183,592.57 = 47,475.19 : x
  2. Step 2: Convert to fraction form
    122,442.62/183,592.57 = 47,475.19/x
  3. Step 3: Cross multiply
    122,442.62x = 183,592.57 × 47,475.19
  4. Step 4: Simplify right side
    122,442.62x = 8,716,092,143.34
  5. Step 5: Solve for x
    x = 8,716,092,143.34/122,442.62
  6. Step 6: Final answer
    x = 71,185.12

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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.