Home / 122,722.10-184,024.65-42,750.23

Finding the Fourth Proportional to 122,722.10, 184,024.65 and 42,750.23

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Solution

The fourth proportional to 122,722.10, 184,024.65 and 42,750.23 is: 64,104.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,722.10 : 184,024.65 = 42,750.23 : x
  2. Step 2: Convert to fraction form
    122,722.10/184,024.65 = 42,750.23/x
  3. Step 3: Cross multiply
    122,722.10x = 184,024.65 × 42,750.23
  4. Step 4: Simplify right side
    122,722.10x = 7,867,096,864.26
  5. Step 5: Solve for x
    x = 7,867,096,864.26/122,722.10
  6. Step 6: Final answer
    x = 64,104.97

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1.5x scale

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.