Home / 242,824.80-364,237.20-137,848.80

Finding the Fourth Proportional to 242,824.80, 364,237.20 and 137,848.80

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Solution

The fourth proportional to 242,824.80, 364,237.20 and 137,848.80 is: 206,773.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,824.80 : 364,237.20 = 137,848.80 : x
  2. Step 2: Convert to fraction form
    242,824.80/364,237.20 = 137,848.80/x
  3. Step 3: Cross multiply
    242,824.80x = 364,237.20 × 137,848.80
  4. Step 4: Simplify right side
    242,824.80x = 50,209,660,935.36
  5. Step 5: Solve for x
    x = 50,209,660,935.36/242,824.80
  6. Step 6: Final answer
    x = 206,773.20

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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.