Home / 95,643.18-143,406.45-36,415.58

Finding the Fourth Proportional to 95,643.18, 143,406.45 and 36,415.58

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Solution

The fourth proportional to 95,643.18, 143,406.45 and 36,415.58 is: 54,601.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,643.18 : 143,406.45 = 36,415.58 : x
  2. Step 2: Convert to fraction form
    95,643.18/143,406.45 = 36,415.58/x
  3. Step 3: Cross multiply
    95,643.18x = 143,406.45 × 36,415.58
  4. Step 4: Simplify right side
    95,643.18x = 5,222,228,335.46
  5. Step 5: Solve for x
    x = 5,222,228,335.46/95,643.18
  6. Step 6: Final answer
    x = 54,601.16

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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.