Home / 149,530.66-224,185.27-90,352.49

Finding the Fourth Proportional to 149,530.66, 224,185.27 and 90,352.49

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Solution

The fourth proportional to 149,530.66, 224,185.27 and 90,352.49 is: 135,461.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,530.66 : 224,185.27 = 90,352.49 : x
  2. Step 2: Convert to fraction form
    149,530.66/224,185.27 = 90,352.49/x
  3. Step 3: Cross multiply
    149,530.66x = 224,185.27 × 90,352.49
  4. Step 4: Simplify right side
    149,530.66x = 20,255,696,818.95
  5. Step 5: Solve for x
    x = 20,255,696,818.95/149,530.66
  6. Step 6: Final answer
    x = 135,461.83

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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.