Home / 104,544.04-156,815.10-42,213.64

Finding the Fourth Proportional to 104,544.04, 156,815.10 and 42,213.64

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Solution

The fourth proportional to 104,544.04, 156,815.10 and 42,213.64 is: 63,320.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,544.04 : 156,815.10 = 42,213.64 : x
  2. Step 2: Convert to fraction form
    104,544.04/156,815.10 = 42,213.64/x
  3. Step 3: Cross multiply
    104,544.04x = 156,815.10 × 42,213.64
  4. Step 4: Simplify right side
    104,544.04x = 6,619,736,177.96
  5. Step 5: Solve for x
    x = 6,619,736,177.96/104,544.04
  6. Step 6: Final answer
    x = 63,320.07

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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.