Home / 74,239.43-111,210.81-44,641.07

Finding the Fourth Proportional to 74,239.43, 111,210.81 and 44,641.07

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Solution

The fourth proportional to 74,239.43, 111,210.81 and 44,641.07 is: 66,872.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,239.43 : 111,210.81 = 44,641.07 : x
  2. Step 2: Convert to fraction form
    74,239.43/111,210.81 = 44,641.07/x
  3. Step 3: Cross multiply
    74,239.43x = 111,210.81 × 44,641.07
  4. Step 4: Simplify right side
    74,239.43x = 4,964,569,330.76
  5. Step 5: Solve for x
    x = 4,964,569,330.76/74,239.43
  6. Step 6: Final answer
    x = 66,872.41

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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.