Home / 122,264.10-183,396.84-55,657.64

Finding the Fourth Proportional to 122,264.10, 183,396.84 and 55,657.64

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Solution

The fourth proportional to 122,264.10, 183,396.84 and 55,657.64 is: 83,486.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,264.10 : 183,396.84 = 55,657.64 : x
  2. Step 2: Convert to fraction form
    122,264.10/183,396.84 = 55,657.64/x
  3. Step 3: Cross multiply
    122,264.10x = 183,396.84 × 55,657.64
  4. Step 4: Simplify right side
    122,264.10x = 10,207,435,297.86
  5. Step 5: Solve for x
    x = 10,207,435,297.86/122,264.10
  6. Step 6: Final answer
    x = 83,486.77

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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.