Home / 137,095.20-189,289.44-106,914.24

Finding the Fourth Proportional to 137,095.20, 189,289.44 and 106,914.24

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Solution

The fourth proportional to 137,095.20, 189,289.44 and 106,914.24 is: 147,618.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,095.20 : 189,289.44 = 106,914.24 : x
  2. Step 2: Convert to fraction form
    137,095.20/189,289.44 = 106,914.24/x
  3. Step 3: Cross multiply
    137,095.20x = 189,289.44 × 106,914.24
  4. Step 4: Simplify right side
    137,095.20x = 20,237,736,617.63
  5. Step 5: Solve for x
    x = 20,237,736,617.63/137,095.20
  6. Step 6: Final answer
    x = 147,618.13

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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.