Home / 245,835.52-368,753.28-140,580.88

Finding the Fourth Proportional to 245,835.52, 368,753.28 and 140,580.88

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Solution

The fourth proportional to 245,835.52, 368,753.28 and 140,580.88 is: 210,871.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,835.52 : 368,753.28 = 140,580.88 : x
  2. Step 2: Convert to fraction form
    245,835.52/368,753.28 = 140,580.88/x
  3. Step 3: Cross multiply
    245,835.52x = 368,753.28 × 140,580.88
  4. Step 4: Simplify right side
    245,835.52x = 51,839,660,605.29
  5. Step 5: Solve for x
    x = 51,839,660,605.29/245,835.52
  6. Step 6: Final answer
    x = 210,871.32

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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.