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Finding the Fourth Proportional to 79,874.58, 110,246.10 and 48,037.32

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Solution

The fourth proportional to 79,874.58, 110,246.10 and 48,037.32 is: 66,303.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,874.58 : 110,246.10 = 48,037.32 : x
  2. Step 2: Convert to fraction form
    79,874.58/110,246.10 = 48,037.32/x
  3. Step 3: Cross multiply
    79,874.58x = 110,246.10 × 48,037.32
  4. Step 4: Simplify right side
    79,874.58x = 5,295,927,184.45
  5. Step 5: Solve for x
    x = 5,295,927,184.45/79,874.58
  6. Step 6: Final answer
    x = 66,303.04

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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.