Home / 70,159.75-105,240.52-23,412.62

Finding the Fourth Proportional to 70,159.75, 105,240.52 and 23,412.62

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Solution

The fourth proportional to 70,159.75, 105,240.52 and 23,412.62 is: 35,119.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,159.75 : 105,240.52 = 23,412.62 : x
  2. Step 2: Convert to fraction form
    70,159.75/105,240.52 = 23,412.62/x
  3. Step 3: Cross multiply
    70,159.75x = 105,240.52 × 23,412.62
  4. Step 4: Simplify right side
    70,159.75x = 2,463,956,595.73
  5. Step 5: Solve for x
    x = 2,463,956,595.73/70,159.75
  6. Step 6: Final answer
    x = 35,119.23

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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.