Home / 295,355.18-443,011.35-115,406.77

Finding the Fourth Proportional to 295,355.18, 443,011.35 and 115,406.77

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Solution

The fourth proportional to 295,355.18, 443,011.35 and 115,406.77 is: 173,101.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,355.18 : 443,011.35 = 115,406.77 : x
  2. Step 2: Convert to fraction form
    295,355.18/443,011.35 = 115,406.77/x
  3. Step 3: Cross multiply
    295,355.18x = 443,011.35 × 115,406.77
  4. Step 4: Simplify right side
    295,355.18x = 51,126,506,184.75
  5. Step 5: Solve for x
    x = 51,126,506,184.75/295,355.18
  6. Step 6: Final answer
    x = 173,101.78

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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.