Home / 170,631-235,456.02-110,204.28

Finding the Fourth Proportional to 170,631, 235,456.02 and 110,204.28

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Solution

The fourth proportional to 170,631, 235,456.02 and 110,204.28 is: 152,072.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,631 : 235,456.02 = 110,204.28 : x
  2. Step 2: Convert to fraction form
    170,631/235,456.02 = 110,204.28/x
  3. Step 3: Cross multiply
    170,631x = 235,456.02 × 110,204.28
  4. Step 4: Simplify right side
    170,631x = 25,948,261,155.77
  5. Step 5: Solve for x
    x = 25,948,261,155.77/170,631
  6. Step 6: Final answer
    x = 152,072.37

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1.5x scale

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.