Home / 64,514.24-89,029.60-36,219.84

Finding the Fourth Proportional to 64,514.24, 89,029.60 and 36,219.84

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Solution

The fourth proportional to 64,514.24, 89,029.60 and 36,219.84 is: 49,983.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,514.24 : 89,029.60 = 36,219.84 : x
  2. Step 2: Convert to fraction form
    64,514.24/89,029.60 = 36,219.84/x
  3. Step 3: Cross multiply
    64,514.24x = 89,029.60 × 36,219.84
  4. Step 4: Simplify right side
    64,514.24x = 3,224,637,867.26
  5. Step 5: Solve for x
    x = 3,224,637,867.26/64,514.24
  6. Step 6: Final answer
    x = 49,983.35

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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.