Home / 254,279.15-381,406.38-94,386.24

Finding the Fourth Proportional to 254,279.15, 381,406.38 and 94,386.24

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Solution

The fourth proportional to 254,279.15, 381,406.38 and 94,386.24 is: 141,574.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,279.15 : 381,406.38 = 94,386.24 : x
  2. Step 2: Convert to fraction form
    254,279.15/381,406.38 = 94,386.24/x
  3. Step 3: Cross multiply
    254,279.15x = 381,406.38 × 94,386.24
  4. Step 4: Simplify right side
    254,279.15x = 35,999,514,120.21
  5. Step 5: Solve for x
    x = 35,999,514,120.21/254,279.15
  6. Step 6: Final answer
    x = 141,574.78

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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.