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Finding the Fourth Proportional to 58,104.60, 80,222.70 and 44,651.40

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Solution

The fourth proportional to 58,104.60, 80,222.70 and 44,651.40 is: 61,648.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,104.60 : 80,222.70 = 44,651.40 : x
  2. Step 2: Convert to fraction form
    58,104.60/80,222.70 = 44,651.40/x
  3. Step 3: Cross multiply
    58,104.60x = 80,222.70 × 44,651.40
  4. Step 4: Simplify right side
    58,104.60x = 3,582,055,866.78
  5. Step 5: Solve for x
    x = 3,582,055,866.78/58,104.60
  6. Step 6: Final answer
    x = 61,648.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.