Home / 137,332.94-206,031.53-42,558.16

Finding the Fourth Proportional to 137,332.94, 206,031.53 and 42,558.16

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Solution

The fourth proportional to 137,332.94, 206,031.53 and 42,558.16 is: 63,847.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,332.94 : 206,031.53 = 42,558.16 : x
  2. Step 2: Convert to fraction form
    137,332.94/206,031.53 = 42,558.16/x
  3. Step 3: Cross multiply
    137,332.94x = 206,031.53 × 42,558.16
  4. Step 4: Simplify right side
    137,332.94x = 8,768,322,796.41
  5. Step 5: Solve for x
    x = 8,768,322,796.41/137,332.94
  6. Step 6: Final answer
    x = 63,847.20

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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.