Home / 369,056.64-553,448.88-132,342.24

Finding the Fourth Proportional to 369,056.64, 553,448.88 and 132,342.24

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Solution

The fourth proportional to 369,056.64, 553,448.88 and 132,342.24 is: 198,464.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,056.64 : 553,448.88 = 132,342.24 : x
  2. Step 2: Convert to fraction form
    369,056.64/553,448.88 = 132,342.24/x
  3. Step 3: Cross multiply
    369,056.64x = 553,448.88 × 132,342.24
  4. Step 4: Simplify right side
    369,056.64x = 73,244,664,504.69
  5. Step 5: Solve for x
    x = 73,244,664,504.69/369,056.64
  6. Step 6: Final answer
    x = 198,464.56

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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.