Home / 250,830.11-346,047.02-143,342.48

Finding the Fourth Proportional to 250,830.11, 346,047.02 and 143,342.48

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Solution

The fourth proportional to 250,830.11, 346,047.02 and 143,342.48 is: 197,756.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,830.11 : 346,047.02 = 143,342.48 : x
  2. Step 2: Convert to fraction form
    250,830.11/346,047.02 = 143,342.48/x
  3. Step 3: Cross multiply
    250,830.11x = 346,047.02 × 143,342.48
  4. Step 4: Simplify right side
    250,830.11x = 49,603,236,894.14
  5. Step 5: Solve for x
    x = 49,603,236,894.14/250,830.11
  6. Step 6: Final answer
    x = 197,756.31

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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.