Home / 109,484.07-151,093.19-61,736.39

Finding the Fourth Proportional to 109,484.07, 151,093.19 and 61,736.39

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Solution

The fourth proportional to 109,484.07, 151,093.19 and 61,736.39 is: 85,199.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,484.07 : 151,093.19 = 61,736.39 : x
  2. Step 2: Convert to fraction form
    109,484.07/151,093.19 = 61,736.39/x
  3. Step 3: Cross multiply
    109,484.07x = 151,093.19 × 61,736.39
  4. Step 4: Simplify right side
    109,484.07x = 9,327,948,636.26
  5. Step 5: Solve for x
    x = 9,327,948,636.26/109,484.07
  6. Step 6: Final answer
    x = 85,199.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.