Home / 95,499.58-143,804.26-70,715.20

Finding the Fourth Proportional to 95,499.58, 143,804.26 and 70,715.20

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Solution

The fourth proportional to 95,499.58, 143,804.26 and 70,715.20 is: 106,483.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,499.58 : 143,804.26 = 70,715.20 : x
  2. Step 2: Convert to fraction form
    95,499.58/143,804.26 = 70,715.20/x
  3. Step 3: Cross multiply
    95,499.58x = 143,804.26 × 70,715.20
  4. Step 4: Simplify right side
    95,499.58x = 10,169,145,934.15
  5. Step 5: Solve for x
    x = 10,169,145,934.15/95,499.58
  6. Step 6: Final answer
    x = 106,483.68

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.