Home / 104,671.64-157,074.06-38,105.30

Finding the Fourth Proportional to 104,671.64, 157,074.06 and 38,105.30

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Solution

The fourth proportional to 104,671.64, 157,074.06 and 38,105.30 is: 57,182.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,671.64 : 157,074.06 = 38,105.30 : x
  2. Step 2: Convert to fraction form
    104,671.64/157,074.06 = 38,105.30/x
  3. Step 3: Cross multiply
    104,671.64x = 157,074.06 × 38,105.30
  4. Step 4: Simplify right side
    104,671.64x = 5,985,354,178.52
  5. Step 5: Solve for x
    x = 5,985,354,178.52/104,671.64
  6. Step 6: Final answer
    x = 57,182.20

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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.