Home / 104,657.04-156,873.75-48,431.70

Finding the Fourth Proportional to 104,657.04, 156,873.75 and 48,431.70

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Solution

The fourth proportional to 104,657.04, 156,873.75 and 48,431.70 is: 72,595.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,657.04 : 156,873.75 = 48,431.70 : x
  2. Step 2: Convert to fraction form
    104,657.04/156,873.75 = 48,431.70/x
  3. Step 3: Cross multiply
    104,657.04x = 156,873.75 × 48,431.70
  4. Step 4: Simplify right side
    104,657.04x = 7,597,662,397.88
  5. Step 5: Solve for x
    x = 7,597,662,397.88/104,657.04
  6. Step 6: Final answer
    x = 72,595.81

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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.