Home / 251,013.81-346,397.45-143,585.62

Finding the Fourth Proportional to 251,013.81, 346,397.45 and 143,585.62

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Solution

The fourth proportional to 251,013.81, 346,397.45 and 143,585.62 is: 198,147.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,013.81 : 346,397.45 = 143,585.62 : x
  2. Step 2: Convert to fraction form
    251,013.81/346,397.45 = 143,585.62/x
  3. Step 3: Cross multiply
    251,013.81x = 346,397.45 × 143,585.62
  4. Step 4: Simplify right side
    251,013.81x = 49,737,692,983.63
  5. Step 5: Solve for x
    x = 49,737,692,983.63/251,013.81
  6. Step 6: Final answer
    x = 198,147.24

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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.