Home / 255,852.16-383,545.92-89,549.44

Finding the Fourth Proportional to 255,852.16, 383,545.92 and 89,549.44

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Solution

The fourth proportional to 255,852.16, 383,545.92 and 89,549.44 is: 134,242.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,852.16 : 383,545.92 = 89,549.44 : x
  2. Step 2: Convert to fraction form
    255,852.16/383,545.92 = 89,549.44/x
  3. Step 3: Cross multiply
    255,852.16x = 383,545.92 × 89,549.44
  4. Step 4: Simplify right side
    255,852.16x = 34,346,322,350.28
  5. Step 5: Solve for x
    x = 34,346,322,350.28/255,852.16
  6. Step 6: Final answer
    x = 134,242.85

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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.