Home / 284,882.07-393,143.18-157,566.27

Finding the Fourth Proportional to 284,882.07, 393,143.18 and 157,566.27

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Solution

The fourth proportional to 284,882.07, 393,143.18 and 157,566.27 is: 217,444.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,882.07 : 393,143.18 = 157,566.27 : x
  2. Step 2: Convert to fraction form
    284,882.07/393,143.18 = 157,566.27/x
  3. Step 3: Cross multiply
    284,882.07x = 393,143.18 × 157,566.27
  4. Step 4: Simplify right side
    284,882.07x = 61,946,103,660.71
  5. Step 5: Solve for x
    x = 61,946,103,660.71/284,882.07
  6. Step 6: Final answer
    x = 217,444.73

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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.