Home / 170,683.10-256,004.75-107,316.19

Finding the Fourth Proportional to 170,683.10, 256,004.75 and 107,316.19

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Solution

The fourth proportional to 170,683.10, 256,004.75 and 107,316.19 is: 160,961.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,683.10 : 256,004.75 = 107,316.19 : x
  2. Step 2: Convert to fraction form
    170,683.10/256,004.75 = 107,316.19/x
  3. Step 3: Cross multiply
    170,683.10x = 256,004.75 × 107,316.19
  4. Step 4: Simplify right side
    170,683.10x = 27,473,454,980.20
  5. Step 5: Solve for x
    x = 27,473,454,980.20/170,683.10
  6. Step 6: Final answer
    x = 160,961.78

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1.5x scale

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.