Home / 61,158.07-91,736.29-16,784.79

Finding the Fourth Proportional to 61,158.07, 91,736.29 and 16,784.79

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Solution

The fourth proportional to 61,158.07, 91,736.29 and 16,784.79 is: 25,176.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,158.07 : 91,736.29 = 16,784.79 : x
  2. Step 2: Convert to fraction form
    61,158.07/91,736.29 = 16,784.79/x
  3. Step 3: Cross multiply
    61,158.07x = 91,736.29 × 16,784.79
  4. Step 4: Simplify right side
    61,158.07x = 1,539,774,363.03
  5. Step 5: Solve for x
    x = 1,539,774,363.03/61,158.07
  6. Step 6: Final answer
    x = 25,176.96

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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.