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Finding the Fourth Proportional to 53,258, 79,876.04 and 25,166.12

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Solution

The fourth proportional to 53,258, 79,876.04 and 25,166.12 is: 37,744.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,258 : 79,876.04 = 25,166.12 : x
  2. Step 2: Convert to fraction form
    53,258/79,876.04 = 25,166.12/x
  3. Step 3: Cross multiply
    53,258x = 79,876.04 × 25,166.12
  4. Step 4: Simplify right side
    53,258x = 2,010,170,007.76
  5. Step 5: Solve for x
    x = 2,010,170,007.76/53,258
  6. Step 6: Final answer
    x = 37,744.00

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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.