Home / 134,475.97-201,655.63-45,705.64

Finding the Fourth Proportional to 134,475.97, 201,655.63 and 45,705.64

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Solution

The fourth proportional to 134,475.97, 201,655.63 and 45,705.64 is: 68,538.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,475.97 : 201,655.63 = 45,705.64 : x
  2. Step 2: Convert to fraction form
    134,475.97/201,655.63 = 45,705.64/x
  3. Step 3: Cross multiply
    134,475.97x = 201,655.63 × 45,705.64
  4. Step 4: Simplify right side
    134,475.97x = 9,216,798,391.95
  5. Step 5: Solve for x
    x = 9,216,798,391.95/134,475.97
  6. Step 6: Final answer
    x = 68,538.63

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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.