Home / 149,222.17-223,692.56-74,271.46

Finding the Fourth Proportional to 149,222.17, 223,692.56 and 74,271.46

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Solution

The fourth proportional to 149,222.17, 223,692.56 and 74,271.46 is: 111,337.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,222.17 : 223,692.56 = 74,271.46 : x
  2. Step 2: Convert to fraction form
    149,222.17/223,692.56 = 74,271.46/x
  3. Step 3: Cross multiply
    149,222.17x = 223,692.56 × 74,271.46
  4. Step 4: Simplify right side
    149,222.17x = 16,613,973,022.34
  5. Step 5: Solve for x
    x = 16,613,973,022.34/149,222.17
  6. Step 6: Final answer
    x = 111,337.16

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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.