Home / 102,416.41-141,295.62-75,623.23

Finding the Fourth Proportional to 102,416.41, 141,295.62 and 75,623.23

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Solution

The fourth proportional to 102,416.41, 141,295.62 and 75,623.23 is: 104,331.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,416.41 : 141,295.62 = 75,623.23 : x
  2. Step 2: Convert to fraction form
    102,416.41/141,295.62 = 75,623.23/x
  3. Step 3: Cross multiply
    102,416.41x = 141,295.62 × 75,623.23
  4. Step 4: Simplify right side
    102,416.41x = 10,685,231,169.25
  5. Step 5: Solve for x
    x = 10,685,231,169.25/102,416.41
  6. Step 6: Final answer
    x = 104,331.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.