Home / 251,426.92-346,988.84-144,031.54

Finding the Fourth Proportional to 251,426.92, 346,988.84 and 144,031.54

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Solution

The fourth proportional to 251,426.92, 346,988.84 and 144,031.54 is: 198,774.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,426.92 : 346,988.84 = 144,031.54 : x
  2. Step 2: Convert to fraction form
    251,426.92/346,988.84 = 144,031.54/x
  3. Step 3: Cross multiply
    251,426.92x = 346,988.84 × 144,031.54
  4. Step 4: Simplify right side
    251,426.92x = 49,977,336,988.01
  5. Step 5: Solve for x
    x = 49,977,336,988.01/251,426.92
  6. Step 6: Final answer
    x = 198,774.80

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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.