Home / 151,026.40-226,345.20-91,799.20

Finding the Fourth Proportional to 151,026.40, 226,345.20 and 91,799.20

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Solution

The fourth proportional to 151,026.40, 226,345.20 and 91,799.20 is: 137,580.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,026.40 : 226,345.20 = 91,799.20 : x
  2. Step 2: Convert to fraction form
    151,026.40/226,345.20 = 91,799.20/x
  3. Step 3: Cross multiply
    151,026.40x = 226,345.20 × 91,799.20
  4. Step 4: Simplify right side
    151,026.40x = 20,778,308,283.84
  5. Step 5: Solve for x
    x = 20,778,308,283.84/151,026.40
  6. Step 6: Final answer
    x = 137,580.64

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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.