Home / 230,923.40-346,385.10-141,888.20

Finding the Fourth Proportional to 230,923.40, 346,385.10 and 141,888.20

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Solution

The fourth proportional to 230,923.40, 346,385.10 and 141,888.20 is: 212,832.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,923.40 : 346,385.10 = 141,888.20 : x
  2. Step 2: Convert to fraction form
    230,923.40/346,385.10 = 141,888.20/x
  3. Step 3: Cross multiply
    230,923.40x = 346,385.10 × 141,888.20
  4. Step 4: Simplify right side
    230,923.40x = 49,147,958,345.82
  5. Step 5: Solve for x
    x = 49,147,958,345.82/230,923.40
  6. Step 6: Final answer
    x = 212,832.30

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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.