Home / 252,111.60-377,389.80-146,617.20

Finding the Fourth Proportional to 252,111.60, 377,389.80 and 146,617.20

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Solution

The fourth proportional to 252,111.60, 377,389.80 and 146,617.20 is: 219,473.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,111.60 : 377,389.80 = 146,617.20 : x
  2. Step 2: Convert to fraction form
    252,111.60/377,389.80 = 146,617.20/x
  3. Step 3: Cross multiply
    252,111.60x = 377,389.80 × 146,617.20
  4. Step 4: Simplify right side
    252,111.60x = 55,331,835,784.56
  5. Step 5: Solve for x
    x = 55,331,835,784.56/252,111.60
  6. Step 6: Final answer
    x = 219,473.58

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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.