Home / 318,725.18-477,976.34-94,025.96

Finding the Fourth Proportional to 318,725.18, 477,976.34 and 94,025.96

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Solution

The fourth proportional to 318,725.18, 477,976.34 and 94,025.96 is: 141,006.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,725.18 : 477,976.34 = 94,025.96 : x
  2. Step 2: Convert to fraction form
    318,725.18/477,976.34 = 94,025.96/x
  3. Step 3: Cross multiply
    318,725.18x = 477,976.34 × 94,025.96
  4. Step 4: Simplify right side
    318,725.18x = 44,942,184,225.79
  5. Step 5: Solve for x
    x = 44,942,184,225.79/318,725.18
  6. Step 6: Final answer
    x = 141,006.07

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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.