Home / 174,665.02-261,810.66-90,340.28

Finding the Fourth Proportional to 174,665.02, 261,810.66 and 90,340.28

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Solution

The fourth proportional to 174,665.02, 261,810.66 and 90,340.28 is: 135,413.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,665.02 : 261,810.66 = 90,340.28 : x
  2. Step 2: Convert to fraction form
    174,665.02/261,810.66 = 90,340.28/x
  3. Step 3: Cross multiply
    174,665.02x = 261,810.66 × 90,340.28
  4. Step 4: Simplify right side
    174,665.02x = 23,652,047,022.33
  5. Step 5: Solve for x
    x = 23,652,047,022.33/174,665.02
  6. Step 6: Final answer
    x = 135,413.76

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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.