Home / 93,283.62-128,731.50-50,842.14

Finding the Fourth Proportional to 93,283.62, 128,731.50 and 50,842.14

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Solution

The fourth proportional to 93,283.62, 128,731.50 and 50,842.14 is: 70,162.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,283.62 : 128,731.50 = 50,842.14 : x
  2. Step 2: Convert to fraction form
    93,283.62/128,731.50 = 50,842.14/x
  3. Step 3: Cross multiply
    93,283.62x = 128,731.50 × 50,842.14
  4. Step 4: Simplify right side
    93,283.62x = 6,544,984,945.41
  5. Step 5: Solve for x
    x = 6,544,984,945.41/93,283.62
  6. Step 6: Final answer
    x = 70,162.21

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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.