Home / 136,216.66-204,346.86-51,973.42

Finding the Fourth Proportional to 136,216.66, 204,346.86 and 51,973.42

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Solution

The fourth proportional to 136,216.66, 204,346.86 and 51,973.42 is: 77,968.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,216.66 : 204,346.86 = 51,973.42 : x
  2. Step 2: Convert to fraction form
    136,216.66/204,346.86 = 51,973.42/x
  3. Step 3: Cross multiply
    136,216.66x = 204,346.86 × 51,973.42
  4. Step 4: Simplify right side
    136,216.66x = 10,620,605,180.46
  5. Step 5: Solve for x
    x = 10,620,605,180.46/136,216.66
  6. Step 6: Final answer
    x = 77,968.47

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1.5x scale

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.