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Finding the Fourth Proportional to 248,362.76, 372,599.70 and 90,591.22

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Solution

The fourth proportional to 248,362.76, 372,599.70 and 90,591.22 is: 135,907.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,362.76 : 372,599.70 = 90,591.22 : x
  2. Step 2: Convert to fraction form
    248,362.76/372,599.70 = 90,591.22/x
  3. Step 3: Cross multiply
    248,362.76x = 372,599.70 × 90,591.22
  4. Step 4: Simplify right side
    248,362.76x = 33,754,261,394.63
  5. Step 5: Solve for x
    x = 33,754,261,394.63/248,362.76
  6. Step 6: Final answer
    x = 135,907.10

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1.5x scale

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.