Home / 70,535.41-105,809.27-23,136.29

Finding the Fourth Proportional to 70,535.41, 105,809.27 and 23,136.29

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Solution

The fourth proportional to 70,535.41, 105,809.27 and 23,136.29 is: 34,706.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,535.41 : 105,809.27 = 23,136.29 : x
  2. Step 2: Convert to fraction form
    70,535.41/105,809.27 = 23,136.29/x
  3. Step 3: Cross multiply
    70,535.41x = 105,809.27 × 23,136.29
  4. Step 4: Simplify right side
    70,535.41x = 2,448,033,837.61
  5. Step 5: Solve for x
    x = 2,448,033,837.61/70,535.41
  6. Step 6: Final answer
    x = 34,706.45

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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.