Home / 143,859.14-215,779.64-44,011.40

Finding the Fourth Proportional to 143,859.14, 215,779.64 and 44,011.40

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Solution

The fourth proportional to 143,859.14, 215,779.64 and 44,011.40 is: 66,014.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,859.14 : 215,779.64 = 44,011.40 : x
  2. Step 2: Convert to fraction form
    143,859.14/215,779.64 = 44,011.40/x
  3. Step 3: Cross multiply
    143,859.14x = 215,779.64 × 44,011.40
  4. Step 4: Simplify right side
    143,859.14x = 9,496,764,047.90
  5. Step 5: Solve for x
    x = 9,496,764,047.90/143,859.14
  6. Step 6: Final answer
    x = 66,014.33

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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.