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Finding the Fourth Proportional to 70,304.42, 105,467.63 and 22,908.51

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Solution

The fourth proportional to 70,304.42, 105,467.63 and 22,908.51 is: 34,366.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,304.42 : 105,467.63 = 22,908.51 : x
  2. Step 2: Convert to fraction form
    70,304.42/105,467.63 = 22,908.51/x
  3. Step 3: Cross multiply
    70,304.42x = 105,467.63 × 22,908.51
  4. Step 4: Simplify right side
    70,304.42x = 2,416,106,141.99
  5. Step 5: Solve for x
    x = 2,416,106,141.99/70,304.42
  6. Step 6: Final answer
    x = 34,366.35

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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.