Home / 358,904.17-538,170.01-106,151.44

Finding the Fourth Proportional to 358,904.17, 538,170.01 and 106,151.44

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Solution

The fourth proportional to 358,904.17, 538,170.01 and 106,151.44 is: 159,172.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,904.17 : 538,170.01 = 106,151.44 : x
  2. Step 2: Convert to fraction form
    358,904.17/538,170.01 = 106,151.44/x
  3. Step 3: Cross multiply
    358,904.17x = 538,170.01 × 106,151.44
  4. Step 4: Simplify right side
    358,904.17x = 57,127,519,858.80
  5. Step 5: Solve for x
    x = 57,127,519,858.80/358,904.17
  6. Step 6: Final answer
    x = 159,172.07

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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.