Home / 170,755.19-256,145.17-65,574.16

Finding the Fourth Proportional to 170,755.19, 256,145.17 and 65,574.16

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Solution

The fourth proportional to 170,755.19, 256,145.17 and 65,574.16 is: 98,366.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,755.19 : 256,145.17 = 65,574.16 : x
  2. Step 2: Convert to fraction form
    170,755.19/256,145.17 = 65,574.16/x
  3. Step 3: Cross multiply
    170,755.19x = 256,145.17 × 65,574.16
  4. Step 4: Simplify right side
    170,755.19x = 16,796,504,360.81
  5. Step 5: Solve for x
    x = 16,796,504,360.81/170,755.19
  6. Step 6: Final answer
    x = 98,366.00

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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.