Home / 64,143.07-88,514.83-35,460.91

Finding the Fourth Proportional to 64,143.07, 88,514.83 and 35,460.91

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Solution

The fourth proportional to 64,143.07, 88,514.83 and 35,460.91 is: 48,934.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,143.07 : 88,514.83 = 35,460.91 : x
  2. Step 2: Convert to fraction form
    64,143.07/88,514.83 = 35,460.91/x
  3. Step 3: Cross multiply
    64,143.07x = 88,514.83 × 35,460.91
  4. Step 4: Simplify right side
    64,143.07x = 3,138,816,420.30
  5. Step 5: Solve for x
    x = 3,138,816,420.30/64,143.07
  6. Step 6: Final answer
    x = 48,934.61

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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.