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Finding the Fourth Proportional to 122,990.52, 184,485.90 and 34,244.22

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Solution

The fourth proportional to 122,990.52, 184,485.90 and 34,244.22 is: 51,366.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,990.52 : 184,485.90 = 34,244.22 : x
  2. Step 2: Convert to fraction form
    122,990.52/184,485.90 = 34,244.22/x
  3. Step 3: Cross multiply
    122,990.52x = 184,485.90 × 34,244.22
  4. Step 4: Simplify right side
    122,990.52x = 6,317,575,746.50
  5. Step 5: Solve for x
    x = 6,317,575,746.50/122,990.52
  6. Step 6: Final answer
    x = 51,366.36

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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.