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Finding the Fourth Proportional to 176,669.60, 265,010.80 and 52,023.20

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Solution

The fourth proportional to 176,669.60, 265,010.80 and 52,023.20 is: 78,036.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,669.60 : 265,010.80 = 52,023.20 : x
  2. Step 2: Convert to fraction form
    176,669.60/265,010.80 = 52,023.20/x
  3. Step 3: Cross multiply
    176,669.60x = 265,010.80 × 52,023.20
  4. Step 4: Simplify right side
    176,669.60x = 13,786,709,850.56
  5. Step 5: Solve for x
    x = 13,786,709,850.56/176,669.60
  6. Step 6: Final answer
    x = 78,036.68

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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.