Home / 70,317.12-105,491.52-23,568.80

Finding the Fourth Proportional to 70,317.12, 105,491.52 and 23,568.80

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Solution

The fourth proportional to 70,317.12, 105,491.52 and 23,568.80 is: 35,358.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,317.12 : 105,491.52 = 23,568.80 : x
  2. Step 2: Convert to fraction form
    70,317.12/105,491.52 = 23,568.80/x
  3. Step 3: Cross multiply
    70,317.12x = 105,491.52 × 23,568.80
  4. Step 4: Simplify right side
    70,317.12x = 2,486,308,536.58
  5. Step 5: Solve for x
    x = 2,486,308,536.58/70,317.12
  6. Step 6: Final answer
    x = 35,358.51

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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.