Home / 95,485.40-143,228.10-73,410.20

Finding the Fourth Proportional to 95,485.40, 143,228.10 and 73,410.20

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Solution

The fourth proportional to 95,485.40, 143,228.10 and 73,410.20 is: 110,115.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,485.40 : 143,228.10 = 73,410.20 : x
  2. Step 2: Convert to fraction form
    95,485.40/143,228.10 = 73,410.20/x
  3. Step 3: Cross multiply
    95,485.40x = 143,228.10 × 73,410.20
  4. Step 4: Simplify right side
    95,485.40x = 10,514,403,466.62
  5. Step 5: Solve for x
    x = 10,514,403,466.62/95,485.40
  6. Step 6: Final answer
    x = 110,115.30

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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.