Home / 95,504.94-143,121.54-70,347.12

Finding the Fourth Proportional to 95,504.94, 143,121.54 and 70,347.12

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Solution

The fourth proportional to 95,504.94, 143,121.54 and 70,347.12 is: 105,420.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,504.94 : 143,121.54 = 70,347.12 : x
  2. Step 2: Convert to fraction form
    95,504.94/143,121.54 = 70,347.12/x
  3. Step 3: Cross multiply
    95,504.94x = 143,121.54 × 70,347.12
  4. Step 4: Simplify right side
    95,504.94x = 10,068,188,148.96
  5. Step 5: Solve for x
    x = 10,068,188,148.96/95,504.94
  6. Step 6: Final answer
    x = 105,420.60

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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.