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Finding the Fourth Proportional to 62,220.60, 85,866.26 and 35,364.24

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Solution

The fourth proportional to 62,220.60, 85,866.26 and 35,364.24 is: 48,803.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,220.60 : 85,866.26 = 35,364.24 : x
  2. Step 2: Convert to fraction form
    62,220.60/85,866.26 = 35,364.24/x
  3. Step 3: Cross multiply
    62,220.60x = 85,866.26 × 35,364.24
  4. Step 4: Simplify right side
    62,220.60x = 3,036,595,026.54
  5. Step 5: Solve for x
    x = 3,036,595,026.54/62,220.60
  6. Step 6: Final answer
    x = 48,803.69

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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.