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Finding the Fourth Proportional to 61,599.83, 85,007.74 and 34,742.27

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Solution

The fourth proportional to 61,599.83, 85,007.74 and 34,742.27 is: 47,944.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,599.83 : 85,007.74 = 34,742.27 : x
  2. Step 2: Convert to fraction form
    61,599.83/85,007.74 = 34,742.27/x
  3. Step 3: Cross multiply
    61,599.83x = 85,007.74 × 34,742.27
  4. Step 4: Simplify right side
    61,599.83x = 2,953,361,980.83
  5. Step 5: Solve for x
    x = 2,953,361,980.83/61,599.83
  6. Step 6: Final answer
    x = 47,944.32

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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.