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Finding the Fourth Proportional to 273,159.56, 376,932.72 and 152,289.56

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Solution

The fourth proportional to 273,159.56, 376,932.72 and 152,289.56 is: 210,144.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,159.56 : 376,932.72 = 152,289.56 : x
  2. Step 2: Convert to fraction form
    273,159.56/376,932.72 = 152,289.56/x
  3. Step 3: Cross multiply
    273,159.56x = 376,932.72 × 152,289.56
  4. Step 4: Simplify right side
    273,159.56x = 57,402,918,078.40
  5. Step 5: Solve for x
    x = 57,402,918,078.40/273,159.56
  6. Step 6: Final answer
    x = 210,144.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.