Home / 134,965.02-202,428.48-74,194.23

Finding the Fourth Proportional to 134,965.02, 202,428.48 and 74,194.23

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Solution

The fourth proportional to 134,965.02, 202,428.48 and 74,194.23 is: 111,280.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,965.02 : 202,428.48 = 74,194.23 : x
  2. Step 2: Convert to fraction form
    134,965.02/202,428.48 = 74,194.23/x
  3. Step 3: Cross multiply
    134,965.02x = 202,428.48 × 74,194.23
  4. Step 4: Simplify right side
    134,965.02x = 15,019,025,203.67
  5. Step 5: Solve for x
    x = 15,019,025,203.67/134,965.02
  6. Step 6: Final answer
    x = 111,280.87

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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.