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Finding the Fourth Proportional to 248,462.58, 342,882.51 and 141,035.91

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Solution

The fourth proportional to 248,462.58, 342,882.51 and 141,035.91 is: 194,631.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,462.58 : 342,882.51 = 141,035.91 : x
  2. Step 2: Convert to fraction form
    248,462.58/342,882.51 = 141,035.91/x
  3. Step 3: Cross multiply
    248,462.58x = 342,882.51 × 141,035.91
  4. Step 4: Simplify right side
    248,462.58x = 48,358,746,820.93
  5. Step 5: Solve for x
    x = 48,358,746,820.93/248,462.58
  6. Step 6: Final answer
    x = 194,631.91

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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.