Home / 169,625.60-254,467.20-90,718.40

Finding the Fourth Proportional to 169,625.60, 254,467.20 and 90,718.40

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Solution

The fourth proportional to 169,625.60, 254,467.20 and 90,718.40 is: 136,093.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,625.60 : 254,467.20 = 90,718.40 : x
  2. Step 2: Convert to fraction form
    169,625.60/254,467.20 = 90,718.40/x
  3. Step 3: Cross multiply
    169,625.60x = 254,467.20 × 90,718.40
  4. Step 4: Simplify right side
    169,625.60x = 23,084,857,236.48
  5. Step 5: Solve for x
    x = 23,084,857,236.48/169,625.60
  6. Step 6: Final answer
    x = 136,093.00

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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.