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Finding the Fourth Proportional to 225,014.40, 337,424.40 and 112,651.20

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Solution

The fourth proportional to 225,014.40, 337,424.40 and 112,651.20 is: 168,928.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,014.40 : 337,424.40 = 112,651.20 : x
  2. Step 2: Convert to fraction form
    225,014.40/337,424.40 = 112,651.20/x
  3. Step 3: Cross multiply
    225,014.40x = 337,424.40 × 112,651.20
  4. Step 4: Simplify right side
    225,014.40x = 38,011,263,569.28
  5. Step 5: Solve for x
    x = 38,011,263,569.28/225,014.40
  6. Step 6: Final answer
    x = 168,928.14

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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.