Home / 219,245.04-328,901.85-92,885.58

Finding the Fourth Proportional to 219,245.04, 328,901.85 and 92,885.58

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Solution

The fourth proportional to 219,245.04, 328,901.85 and 92,885.58 is: 139,342.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,245.04 : 328,901.85 = 92,885.58 : x
  2. Step 2: Convert to fraction form
    219,245.04/328,901.85 = 92,885.58/x
  3. Step 3: Cross multiply
    219,245.04x = 328,901.85 × 92,885.58
  4. Step 4: Simplify right side
    219,245.04x = 30,550,239,100.32
  5. Step 5: Solve for x
    x = 30,550,239,100.32/219,245.04
  6. Step 6: Final answer
    x = 139,342.90

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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.