Home / 109,121.14-163,688.63-34,244.24

Finding the Fourth Proportional to 109,121.14, 163,688.63 and 34,244.24

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Solution

The fourth proportional to 109,121.14, 163,688.63 and 34,244.24 is: 51,368.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,121.14 : 163,688.63 = 34,244.24 : x
  2. Step 2: Convert to fraction form
    109,121.14/163,688.63 = 34,244.24/x
  3. Step 3: Cross multiply
    109,121.14x = 163,688.63 × 34,244.24
  4. Step 4: Simplify right side
    109,121.14x = 5,605,392,730.99
  5. Step 5: Solve for x
    x = 5,605,392,730.99/109,121.14
  6. Step 6: Final answer
    x = 51,368.53

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1.5x scale

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.