Home / 112,964.74-169,389.22-59,685.32

Finding the Fourth Proportional to 112,964.74, 169,389.22 and 59,685.32

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Solution

The fourth proportional to 112,964.74, 169,389.22 and 59,685.32 is: 89,497.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,964.74 : 169,389.22 = 59,685.32 : x
  2. Step 2: Convert to fraction form
    112,964.74/169,389.22 = 59,685.32/x
  3. Step 3: Cross multiply
    112,964.74x = 169,389.22 × 59,685.32
  4. Step 4: Simplify right side
    112,964.74x = 10,110,049,800.25
  5. Step 5: Solve for x
    x = 10,110,049,800.25/112,964.74
  6. Step 6: Final answer
    x = 89,497.39

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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.