Home / 147,874.41-221,926.64-103,211.01

Finding the Fourth Proportional to 147,874.41, 221,926.64 and 103,211.01

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Solution

The fourth proportional to 147,874.41, 221,926.64 and 103,211.01 is: 154,896.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,874.41 : 221,926.64 = 103,211.01 : x
  2. Step 2: Convert to fraction form
    147,874.41/221,926.64 = 103,211.01/x
  3. Step 3: Cross multiply
    147,874.41x = 221,926.64 × 103,211.01
  4. Step 4: Simplify right side
    147,874.41x = 22,905,272,144.25
  5. Step 5: Solve for x
    x = 22,905,272,144.25/147,874.41
  6. Step 6: Final answer
    x = 154,896.79

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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.