Home / 105,220.22-157,767.35-49,073.04

Finding the Fourth Proportional to 105,220.22, 157,767.35 and 49,073.04

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Solution

The fourth proportional to 105,220.22, 157,767.35 and 49,073.04 is: 73,580.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,220.22 : 157,767.35 = 49,073.04 : x
  2. Step 2: Convert to fraction form
    105,220.22/157,767.35 = 49,073.04/x
  3. Step 3: Cross multiply
    105,220.22x = 157,767.35 × 49,073.04
  4. Step 4: Simplify right side
    105,220.22x = 7,742,123,231.88
  5. Step 5: Solve for x
    x = 7,742,123,231.88/105,220.22
  6. Step 6: Final answer
    x = 73,580.19

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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.