Home / 122,858.10-184,287.15-83,492.10

Finding the Fourth Proportional to 122,858.10, 184,287.15 and 83,492.10

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Solution

The fourth proportional to 122,858.10, 184,287.15 and 83,492.10 is: 125,238.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,858.10 : 184,287.15 = 83,492.10 : x
  2. Step 2: Convert to fraction form
    122,858.10/184,287.15 = 83,492.10/x
  3. Step 3: Cross multiply
    122,858.10x = 184,287.15 × 83,492.10
  4. Step 4: Simplify right side
    122,858.10x = 15,386,521,156.52
  5. Step 5: Solve for x
    x = 15,386,521,156.52/122,858.10
  6. Step 6: Final answer
    x = 125,238.15

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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.