Home / 107,164.32-160,675.56-47,918.40

Finding the Fourth Proportional to 107,164.32, 160,675.56 and 47,918.40

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Solution

The fourth proportional to 107,164.32, 160,675.56 and 47,918.40 is: 71,845.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,164.32 : 160,675.56 = 47,918.40 : x
  2. Step 2: Convert to fraction form
    107,164.32/160,675.56 = 47,918.40/x
  3. Step 3: Cross multiply
    107,164.32x = 160,675.56 × 47,918.40
  4. Step 4: Simplify right side
    107,164.32x = 7,699,315,754.30
  5. Step 5: Solve for x
    x = 7,699,315,754.30/107,164.32
  6. Step 6: Final answer
    x = 71,845.89

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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.