Home / 175,675.41-242,406-106,729.02

Finding the Fourth Proportional to 175,675.41, 242,406 and 106,729.02

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Solution

The fourth proportional to 175,675.41, 242,406 and 106,729.02 is: 147,270.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,675.41 : 242,406 = 106,729.02 : x
  2. Step 2: Convert to fraction form
    175,675.41/242,406 = 106,729.02/x
  3. Step 3: Cross multiply
    175,675.41x = 242,406 × 106,729.02
  4. Step 4: Simplify right side
    175,675.41x = 25,871,754,822.12
  5. Step 5: Solve for x
    x = 25,871,754,822.12/175,675.41
  6. Step 6: Final answer
    x = 147,270.21

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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.