Home / 113,140.68-169,776.30-60,579.48

Finding the Fourth Proportional to 113,140.68, 169,776.30 and 60,579.48

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Solution

The fourth proportional to 113,140.68, 169,776.30 and 60,579.48 is: 90,904.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,140.68 : 169,776.30 = 60,579.48 : x
  2. Step 2: Convert to fraction form
    113,140.68/169,776.30 = 60,579.48/x
  3. Step 3: Cross multiply
    113,140.68x = 169,776.30 × 60,579.48
  4. Step 4: Simplify right side
    113,140.68x = 10,284,959,970.32
  5. Step 5: Solve for x
    x = 10,284,959,970.32/113,140.68
  6. Step 6: Final answer
    x = 90,904.17

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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.