Home / 99,146.78-148,722.09-24,267.58

Finding the Fourth Proportional to 99,146.78, 148,722.09 and 24,267.58

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Solution

The fourth proportional to 99,146.78, 148,722.09 and 24,267.58 is: 36,401.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,146.78 : 148,722.09 = 24,267.58 : x
  2. Step 2: Convert to fraction form
    99,146.78/148,722.09 = 24,267.58/x
  3. Step 3: Cross multiply
    99,146.78x = 148,722.09 × 24,267.58
  4. Step 4: Simplify right side
    99,146.78x = 3,609,125,216.84
  5. Step 5: Solve for x
    x = 3,609,125,216.84/99,146.78
  6. Step 6: Final answer
    x = 36,401.84

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1.5x scale

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.