Home / 242,620.02-334,825.92-135,190.13

Finding the Fourth Proportional to 242,620.02, 334,825.92 and 135,190.13

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Solution

The fourth proportional to 242,620.02, 334,825.92 and 135,190.13 is: 186,568.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,620.02 : 334,825.92 = 135,190.13 : x
  2. Step 2: Convert to fraction form
    242,620.02/334,825.92 = 135,190.13/x
  3. Step 3: Cross multiply
    242,620.02x = 334,825.92 × 135,190.13
  4. Step 4: Simplify right side
    242,620.02x = 45,265,157,978.04
  5. Step 5: Solve for x
    x = 45,265,157,978.04/242,620.02
  6. Step 6: Final answer
    x = 186,568.11

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1.5x scale

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.