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Finding the Fourth Proportional to 252,364.00, 377,657.31 and 157,638.79

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Solution

The fourth proportional to 252,364.00, 377,657.31 and 157,638.79 is: 235,903.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,364.00 : 377,657.31 = 157,638.79 : x
  2. Step 2: Convert to fraction form
    252,364.00/377,657.31 = 157,638.79/x
  3. Step 3: Cross multiply
    252,364.00x = 377,657.31 × 157,638.79
  4. Step 4: Simplify right side
    252,364.00x = 59,533,441,206.29
  5. Step 5: Solve for x
    x = 59,533,441,206.29/252,364.00
  6. Step 6: Final answer
    x = 235,903.07

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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.