Home / 122,856.20-184,259.10-34,087.40

Finding the Fourth Proportional to 122,856.20, 184,259.10 and 34,087.40

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Solution

The fourth proportional to 122,856.20, 184,259.10 and 34,087.40 is: 51,124.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,856.20 : 184,259.10 = 34,087.40 : x
  2. Step 2: Convert to fraction form
    122,856.20/184,259.10 = 34,087.40/x
  3. Step 3: Cross multiply
    122,856.20x = 184,259.10 × 34,087.40
  4. Step 4: Simplify right side
    122,856.20x = 6,280,913,645.34
  5. Step 5: Solve for x
    x = 6,280,913,645.34/122,856.20
  6. Step 6: Final answer
    x = 51,124.11

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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.