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Finding the Fourth Proportional to 245,994.56, 369,024 and 88,240.64

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Solution

The fourth proportional to 245,994.56, 369,024 and 88,240.64 is: 132,372.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,994.56 : 369,024 = 88,240.64 : x
  2. Step 2: Convert to fraction form
    245,994.56/369,024 = 88,240.64/x
  3. Step 3: Cross multiply
    245,994.56x = 369,024 × 88,240.64
  4. Step 4: Simplify right side
    245,994.56x = 32,562,913,935.36
  5. Step 5: Solve for x
    x = 32,562,913,935.36/245,994.56
  6. Step 6: Final answer
    x = 132,372.50

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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.