Home / 157,511.52-236,225.16-107,583.12

Finding the Fourth Proportional to 157,511.52, 236,225.16 and 107,583.12

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Solution

The fourth proportional to 157,511.52, 236,225.16 and 107,583.12 is: 161,345.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,511.52 : 236,225.16 = 107,583.12 : x
  2. Step 2: Convert to fraction form
    157,511.52/236,225.16 = 107,583.12/x
  3. Step 3: Cross multiply
    157,511.52x = 236,225.16 × 107,583.12
  4. Step 4: Simplify right side
    157,511.52x = 25,413,839,735.30
  5. Step 5: Solve for x
    x = 25,413,839,735.30/157,511.52
  6. Step 6: Final answer
    x = 161,345.91

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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.