Home / 164,274.76-226,493.78-137,090.02

Finding the Fourth Proportional to 164,274.76, 226,493.78 and 137,090.02

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Solution

The fourth proportional to 164,274.76, 226,493.78 and 137,090.02 is: 189,012.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,274.76 : 226,493.78 = 137,090.02 : x
  2. Step 2: Convert to fraction form
    164,274.76/226,493.78 = 137,090.02/x
  3. Step 3: Cross multiply
    164,274.76x = 226,493.78 × 137,090.02
  4. Step 4: Simplify right side
    164,274.76x = 31,050,036,830.08
  5. Step 5: Solve for x
    x = 31,050,036,830.08/164,274.76
  6. Step 6: Final answer
    x = 189,012.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.