Home / 170,026.41-234,632.65-98,405

Finding the Fourth Proportional to 170,026.41, 234,632.65 and 98,405

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Solution

The fourth proportional to 170,026.41, 234,632.65 and 98,405 is: 135,796.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,026.41 : 234,632.65 = 98,405 : x
  2. Step 2: Convert to fraction form
    170,026.41/234,632.65 = 98,405/x
  3. Step 3: Cross multiply
    170,026.41x = 234,632.65 × 98,405
  4. Step 4: Simplify right side
    170,026.41x = 23,089,025,923.25
  5. Step 5: Solve for x
    x = 23,089,025,923.25/170,026.41
  6. Step 6: Final answer
    x = 135,796.70

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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.