Home / 107,160.32-160,669.56-47,914.40

Finding the Fourth Proportional to 107,160.32, 160,669.56 and 47,914.40

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Solution

The fourth proportional to 107,160.32, 160,669.56 and 47,914.40 is: 71,839.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,160.32 : 160,669.56 = 47,914.40 : x
  2. Step 2: Convert to fraction form
    107,160.32/160,669.56 = 47,914.40/x
  3. Step 3: Cross multiply
    107,160.32x = 160,669.56 × 47,914.40
  4. Step 4: Simplify right side
    107,160.32x = 7,698,385,565.66
  5. Step 5: Solve for x
    x = 7,698,385,565.66/107,160.32
  6. Step 6: Final answer
    x = 71,839.89

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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.