Home / 79,187.85-118,783.04-26,597.79

Finding the Fourth Proportional to 79,187.85, 118,783.04 and 26,597.79

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Solution

The fourth proportional to 79,187.85, 118,783.04 and 26,597.79 is: 39,897.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,187.85 : 118,783.04 = 26,597.79 : x
  2. Step 2: Convert to fraction form
    79,187.85/118,783.04 = 26,597.79/x
  3. Step 3: Cross multiply
    79,187.85x = 118,783.04 × 26,597.79
  4. Step 4: Simplify right side
    79,187.85x = 3,159,366,220.49
  5. Step 5: Solve for x
    x = 3,159,366,220.49/79,187.85
  6. Step 6: Final answer
    x = 39,897.11

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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.