Home / 122,137.95-183,207.33-43,254.48

Finding the Fourth Proportional to 122,137.95, 183,207.33 and 43,254.48

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Solution

The fourth proportional to 122,137.95, 183,207.33 and 43,254.48 is: 64,881.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,137.95 : 183,207.33 = 43,254.48 : x
  2. Step 2: Convert to fraction form
    122,137.95/183,207.33 = 43,254.48/x
  3. Step 3: Cross multiply
    122,137.95x = 183,207.33 × 43,254.48
  4. Step 4: Simplify right side
    122,137.95x = 7,924,537,791.34
  5. Step 5: Solve for x
    x = 7,924,537,791.34/122,137.95
  6. Step 6: Final answer
    x = 64,881.86

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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.