Home / 111,837.09-167,767.28-35,916.45

Finding the Fourth Proportional to 111,837.09, 167,767.28 and 35,916.45

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Solution

The fourth proportional to 111,837.09, 167,767.28 and 35,916.45 is: 53,878.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,837.09 : 167,767.28 = 35,916.45 : x
  2. Step 2: Convert to fraction form
    111,837.09/167,767.28 = 35,916.45/x
  3. Step 3: Cross multiply
    111,837.09x = 167,767.28 × 35,916.45
  4. Step 4: Simplify right side
    111,837.09x = 6,025,604,651.76
  5. Step 5: Solve for x
    x = 6,025,604,651.76/111,837.09
  6. Step 6: Final answer
    x = 53,878.41

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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.