Home / 82,416.60-123,625.32-35,019.48

Finding the Fourth Proportional to 82,416.60, 123,625.32 and 35,019.48

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Solution

The fourth proportional to 82,416.60, 123,625.32 and 35,019.48 is: 52,529.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,416.60 : 123,625.32 = 35,019.48 : x
  2. Step 2: Convert to fraction form
    82,416.60/123,625.32 = 35,019.48/x
  3. Step 3: Cross multiply
    82,416.60x = 123,625.32 × 35,019.48
  4. Step 4: Simplify right side
    82,416.60x = 4,329,294,421.23
  5. Step 5: Solve for x
    x = 4,329,294,421.23/82,416.60
  6. Step 6: Final answer
    x = 52,529.40

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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.