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Finding the Fourth Proportional to 122,713.79, 184,071.15 and 37,325.48

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Solution

The fourth proportional to 122,713.79, 184,071.15 and 37,325.48 is: 55,988.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,713.79 : 184,071.15 = 37,325.48 : x
  2. Step 2: Convert to fraction form
    122,713.79/184,071.15 = 37,325.48/x
  3. Step 3: Cross multiply
    122,713.79x = 184,071.15 × 37,325.48
  4. Step 4: Simplify right side
    122,713.79x = 6,870,543,107.55
  5. Step 5: Solve for x
    x = 6,870,543,107.55/122,713.79
  6. Step 6: Final answer
    x = 55,988.36

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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.