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Finding the Fourth Proportional to 170,526, 235,324.02 and 97,940.76

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Solution

The fourth proportional to 170,526, 235,324.02 and 97,940.76 is: 135,157.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,526 : 235,324.02 = 97,940.76 : x
  2. Step 2: Convert to fraction form
    170,526/235,324.02 = 97,940.76/x
  3. Step 3: Cross multiply
    170,526x = 235,324.02 × 97,940.76
  4. Step 4: Simplify right side
    170,526x = 23,047,813,365.06
  5. Step 5: Solve for x
    x = 23,047,813,365.06/170,526
  6. Step 6: Final answer
    x = 135,157.18

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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.