Home / 149,681.49-224,558.13-49,842.60

Finding the Fourth Proportional to 149,681.49, 224,558.13 and 49,842.60

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Solution

The fourth proportional to 149,681.49, 224,558.13 and 49,842.60 is: 74,775.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,681.49 : 224,558.13 = 49,842.60 : x
  2. Step 2: Convert to fraction form
    149,681.49/224,558.13 = 49,842.60/x
  3. Step 3: Cross multiply
    149,681.49x = 224,558.13 × 49,842.60
  4. Step 4: Simplify right side
    149,681.49x = 11,192,561,050.34
  5. Step 5: Solve for x
    x = 11,192,561,050.34/149,681.49
  6. Step 6: Final answer
    x = 74,775.85

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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.