Home / 95,885.36-143,728.26-53,703.60

Finding the Fourth Proportional to 95,885.36, 143,728.26 and 53,703.60

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Solution

The fourth proportional to 95,885.36, 143,728.26 and 53,703.60 is: 80,499.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,885.36 : 143,728.26 = 53,703.60 : x
  2. Step 2: Convert to fraction form
    95,885.36/143,728.26 = 53,703.60/x
  3. Step 3: Cross multiply
    95,885.36x = 143,728.26 × 53,703.60
  4. Step 4: Simplify right side
    95,885.36x = 7,718,724,983.74
  5. Step 5: Solve for x
    x = 7,718,724,983.74/95,885.36
  6. Step 6: Final answer
    x = 80,499.51

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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.