Home / 79,187.10-118,781.94-26,597.04

Finding the Fourth Proportional to 79,187.10, 118,781.94 and 26,597.04

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Solution

The fourth proportional to 79,187.10, 118,781.94 and 26,597.04 is: 39,895.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,187.10 : 118,781.94 = 26,597.04 : x
  2. Step 2: Convert to fraction form
    79,187.10/118,781.94 = 26,597.04/x
  3. Step 3: Cross multiply
    79,187.10x = 118,781.94 × 26,597.04
  4. Step 4: Simplify right side
    79,187.10x = 3,159,248,009.46
  5. Step 5: Solve for x
    x = 3,159,248,009.46/79,187.10
  6. Step 6: Final answer
    x = 39,895.99

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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.