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Finding the Fourth Proportional to 170,430.62, 235,194.22 and 93,951

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Solution

The fourth proportional to 170,430.62, 235,194.22 and 93,951 is: 129,652.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,430.62 : 235,194.22 = 93,951 : x
  2. Step 2: Convert to fraction form
    170,430.62/235,194.22 = 93,951/x
  3. Step 3: Cross multiply
    170,430.62x = 235,194.22 × 93,951
  4. Step 4: Simplify right side
    170,430.62x = 22,096,731,928.34
  5. Step 5: Solve for x
    x = 22,096,731,928.34/170,430.62
  6. Step 6: Final answer
    x = 129,652.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.