Home / 146,684.99-202,418.29-90,085.43

Finding the Fourth Proportional to 146,684.99, 202,418.29 and 90,085.43

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Solution

The fourth proportional to 146,684.99, 202,418.29 and 90,085.43 is: 124,313.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,684.99 : 202,418.29 = 90,085.43 : x
  2. Step 2: Convert to fraction form
    146,684.99/202,418.29 = 90,085.43/x
  3. Step 3: Cross multiply
    146,684.99x = 202,418.29 × 90,085.43
  4. Step 4: Simplify right side
    146,684.99x = 18,234,939,313.17
  5. Step 5: Solve for x
    x = 18,234,939,313.17/146,684.99
  6. Step 6: Final answer
    x = 124,313.60

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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.