Home / 254,823.27-382,225.16-77,323.11

Finding the Fourth Proportional to 254,823.27, 382,225.16 and 77,323.11

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Solution

The fourth proportional to 254,823.27, 382,225.16 and 77,323.11 is: 115,981.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,823.27 : 382,225.16 = 77,323.11 : x
  2. Step 2: Convert to fraction form
    254,823.27/382,225.16 = 77,323.11/x
  3. Step 3: Cross multiply
    254,823.27x = 382,225.16 × 77,323.11
  4. Step 4: Simplify right side
    254,823.27x = 29,554,837,704.83
  5. Step 5: Solve for x
    x = 29,554,837,704.83/254,823.27
  6. Step 6: Final answer
    x = 115,981.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.