Home / 122,783.10-184,217.85-60,411.90

Finding the Fourth Proportional to 122,783.10, 184,217.85 and 60,411.90

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Solution

The fourth proportional to 122,783.10, 184,217.85 and 60,411.90 is: 90,639.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,783.10 : 184,217.85 = 60,411.90 : x
  2. Step 2: Convert to fraction form
    122,783.10/184,217.85 = 60,411.90/x
  3. Step 3: Cross multiply
    122,783.10x = 184,217.85 × 60,411.90
  4. Step 4: Simplify right side
    122,783.10x = 11,128,950,332.42
  5. Step 5: Solve for x
    x = 11,128,950,332.42/122,783.10
  6. Step 6: Final answer
    x = 90,639.11

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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.