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Finding the Fourth Proportional to 93,574.74, 140,362.73 and 37,419.59

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Solution

The fourth proportional to 93,574.74, 140,362.73 and 37,419.59 is: 56,129.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,574.74 : 140,362.73 = 37,419.59 : x
  2. Step 2: Convert to fraction form
    93,574.74/140,362.73 = 37,419.59/x
  3. Step 3: Cross multiply
    93,574.74x = 140,362.73 × 37,419.59
  4. Step 4: Simplify right side
    93,574.74x = 5,252,314,918.97
  5. Step 5: Solve for x
    x = 5,252,314,918.97/93,574.74
  6. Step 6: Final answer
    x = 56,129.62

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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.