Home / 137,819.64-206,740.80-58,934.55

Finding the Fourth Proportional to 137,819.64, 206,740.80 and 58,934.55

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Solution

The fourth proportional to 137,819.64, 206,740.80 and 58,934.55 is: 88,406.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,819.64 : 206,740.80 = 58,934.55 : x
  2. Step 2: Convert to fraction form
    137,819.64/206,740.80 = 58,934.55/x
  3. Step 3: Cross multiply
    137,819.64x = 206,740.80 × 58,934.55
  4. Step 4: Simplify right side
    137,819.64x = 12,184,176,014.64
  5. Step 5: Solve for x
    x = 12,184,176,014.64/137,819.64
  6. Step 6: Final answer
    x = 88,406.67

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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.