Home / 164,477.49-226,979.55-89,025.99

Finding the Fourth Proportional to 164,477.49, 226,979.55 and 89,025.99

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Solution

The fourth proportional to 164,477.49, 226,979.55 and 89,025.99 is: 122,856.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,477.49 : 226,979.55 = 89,025.99 : x
  2. Step 2: Convert to fraction form
    164,477.49/226,979.55 = 89,025.99/x
  3. Step 3: Cross multiply
    164,477.49x = 226,979.55 × 89,025.99
  4. Step 4: Simplify right side
    164,477.49x = 20,207,079,148.50
  5. Step 5: Solve for x
    x = 20,207,079,148.50/164,477.49
  6. Step 6: Final answer
    x = 122,856.20

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1.5x scale

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.