Home / 99,515.34-149,076.18-46,764.90

Finding the Fourth Proportional to 99,515.34, 149,076.18 and 46,764.90

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Solution

The fourth proportional to 99,515.34, 149,076.18 and 46,764.90 is: 70,054.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,515.34 : 149,076.18 = 46,764.90 : x
  2. Step 2: Convert to fraction form
    99,515.34/149,076.18 = 46,764.90/x
  3. Step 3: Cross multiply
    99,515.34x = 149,076.18 × 46,764.90
  4. Step 4: Simplify right side
    99,515.34x = 6,971,532,650.08
  5. Step 5: Solve for x
    x = 6,971,532,650.08/99,515.34
  6. Step 6: Final answer
    x = 70,054.85

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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.