Home / 170,821.16-235,734.96-94,342.17

Finding the Fourth Proportional to 170,821.16, 235,734.96 and 94,342.17

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Solution

The fourth proportional to 170,821.16, 235,734.96 and 94,342.17 is: 130,193.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,821.16 : 235,734.96 = 94,342.17 : x
  2. Step 2: Convert to fraction form
    170,821.16/235,734.96 = 94,342.17/x
  3. Step 3: Cross multiply
    170,821.16x = 235,734.96 × 94,342.17
  4. Step 4: Simplify right side
    170,821.16x = 22,239,747,649.38
  5. Step 5: Solve for x
    x = 22,239,747,649.38/170,821.16
  6. Step 6: Final answer
    x = 130,193.17

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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.