Home / 93,577.36-128,837.46-75,731.44

Finding the Fourth Proportional to 93,577.36, 128,837.46 and 75,731.44

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Solution

The fourth proportional to 93,577.36, 128,837.46 and 75,731.44 is: 104,267.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,577.36 : 128,837.46 = 75,731.44 : x
  2. Step 2: Convert to fraction form
    93,577.36/128,837.46 = 75,731.44/x
  3. Step 3: Cross multiply
    93,577.36x = 128,837.46 × 75,731.44
  4. Step 4: Simplify right side
    93,577.36x = 9,757,046,371.74
  5. Step 5: Solve for x
    x = 9,757,046,371.74/93,577.36
  6. Step 6: Final answer
    x = 104,267.17

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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.