Home / 93,769.31-129,401.75-51,327.95

Finding the Fourth Proportional to 93,769.31, 129,401.75 and 51,327.95

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Solution

The fourth proportional to 93,769.31, 129,401.75 and 51,327.95 is: 70,832.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,769.31 : 129,401.75 = 51,327.95 : x
  2. Step 2: Convert to fraction form
    93,769.31/129,401.75 = 51,327.95/x
  3. Step 3: Cross multiply
    93,769.31x = 129,401.75 × 51,327.95
  4. Step 4: Simplify right side
    93,769.31x = 6,641,926,035.22
  5. Step 5: Solve for x
    x = 6,641,926,035.22/93,769.31
  6. Step 6: Final answer
    x = 70,832.62

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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.