Home / 251,015.22-346,366.15-147,654.10

Finding the Fourth Proportional to 251,015.22, 346,366.15 and 147,654.10

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Solution

The fourth proportional to 251,015.22, 346,366.15 and 147,654.10 is: 203,742.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,015.22 : 346,366.15 = 147,654.10 : x
  2. Step 2: Convert to fraction form
    251,015.22/346,366.15 = 147,654.10/x
  3. Step 3: Cross multiply
    251,015.22x = 346,366.15 × 147,654.10
  4. Step 4: Simplify right side
    251,015.22x = 51,142,382,148.72
  5. Step 5: Solve for x
    x = 51,142,382,148.72/251,015.22
  6. Step 6: Final answer
    x = 203,742.16

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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.