Home / 147,697.40-221,505.32-63,454.16

Finding the Fourth Proportional to 147,697.40, 221,505.32 and 63,454.16

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Solution

The fourth proportional to 147,697.40, 221,505.32 and 63,454.16 is: 95,163.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,697.40 : 221,505.32 = 63,454.16 : x
  2. Step 2: Convert to fraction form
    147,697.40/221,505.32 = 63,454.16/x
  3. Step 3: Cross multiply
    147,697.40x = 221,505.32 × 63,454.16
  4. Step 4: Simplify right side
    147,697.40x = 14,055,434,016.13
  5. Step 5: Solve for x
    x = 14,055,434,016.13/147,697.40
  6. Step 6: Final answer
    x = 95,163.72

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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.