Home / 96,009.81-143,821.77-47,833.20

Finding the Fourth Proportional to 96,009.81, 143,821.77 and 47,833.20

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Solution

The fourth proportional to 96,009.81, 143,821.77 and 47,833.20 is: 71,653.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,009.81 : 143,821.77 = 47,833.20 : x
  2. Step 2: Convert to fraction form
    96,009.81/143,821.77 = 47,833.20/x
  3. Step 3: Cross multiply
    96,009.81x = 143,821.77 × 47,833.20
  4. Step 4: Simplify right side
    96,009.81x = 6,879,455,488.76
  5. Step 5: Solve for x
    x = 6,879,455,488.76/96,009.81
  6. Step 6: Final answer
    x = 71,653.67

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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.