Home / 170,690.81-235,553.16-95,239.31

Finding the Fourth Proportional to 170,690.81, 235,553.16 and 95,239.31

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Solution

The fourth proportional to 170,690.81, 235,553.16 and 95,239.31 is: 131,430.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,690.81 : 235,553.16 = 95,239.31 : x
  2. Step 2: Convert to fraction form
    170,690.81/235,553.16 = 95,239.31/x
  3. Step 3: Cross multiply
    170,690.81x = 235,553.16 × 95,239.31
  4. Step 4: Simplify right side
    170,690.81x = 22,433,919,606.10
  5. Step 5: Solve for x
    x = 22,433,919,606.10/170,690.81
  6. Step 6: Final answer
    x = 131,430.16

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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.