Home / 97,678.43-146,535.19-34,535.21

Finding the Fourth Proportional to 97,678.43, 146,535.19 and 34,535.21

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Solution

The fourth proportional to 97,678.43, 146,535.19 and 34,535.21 is: 51,809.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,678.43 : 146,535.19 = 34,535.21 : x
  2. Step 2: Convert to fraction form
    97,678.43/146,535.19 = 34,535.21/x
  3. Step 3: Cross multiply
    97,678.43x = 146,535.19 × 34,535.21
  4. Step 4: Simplify right side
    97,678.43x = 5,060,623,313.11
  5. Step 5: Solve for x
    x = 5,060,623,313.11/97,678.43
  6. Step 6: Final answer
    x = 51,809.02

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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.