Home / 149,146.40-223,754.62-49,306.58

Finding the Fourth Proportional to 149,146.40, 223,754.62 and 49,306.58

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Solution

The fourth proportional to 149,146.40, 223,754.62 and 49,306.58 is: 73,971.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,146.40 : 223,754.62 = 49,306.58 : x
  2. Step 2: Convert to fraction form
    149,146.40/223,754.62 = 49,306.58/x
  3. Step 3: Cross multiply
    149,146.40x = 223,754.62 × 49,306.58
  4. Step 4: Simplify right side
    149,146.40x = 11,032,575,071.40
  5. Step 5: Solve for x
    x = 11,032,575,071.40/149,146.40
  6. Step 6: Final answer
    x = 73,971.45

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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.