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Finding the Fourth Proportional to 122,081.54, 183,240.68 and 58,946.21

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Solution

The fourth proportional to 122,081.54, 183,240.68 and 58,946.21 is: 88,476.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,081.54 : 183,240.68 = 58,946.21 : x
  2. Step 2: Convert to fraction form
    122,081.54/183,240.68 = 58,946.21/x
  3. Step 3: Cross multiply
    122,081.54x = 183,240.68 × 58,946.21
  4. Step 4: Simplify right side
    122,081.54x = 10,801,343,603.82
  5. Step 5: Solve for x
    x = 10,801,343,603.82/122,081.54
  6. Step 6: Final answer
    x = 88,476.47

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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.