Home / 255,183.04-382,829.91-77,685.46

Finding the Fourth Proportional to 255,183.04, 382,829.91 and 77,685.46

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Solution

The fourth proportional to 255,183.04, 382,829.91 and 77,685.46 is: 116,545.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,183.04 : 382,829.91 = 77,685.46 : x
  2. Step 2: Convert to fraction form
    255,183.04/382,829.91 = 77,685.46/x
  3. Step 3: Cross multiply
    255,183.04x = 382,829.91 × 77,685.46
  4. Step 4: Simplify right side
    255,183.04x = 29,740,317,660.11
  5. Step 5: Solve for x
    x = 29,740,317,660.11/255,183.04
  6. Step 6: Final answer
    x = 116,545.04

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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.