Home / 64,215.28-88,625.48-35,926.80

Finding the Fourth Proportional to 64,215.28, 88,625.48 and 35,926.80

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Solution

The fourth proportional to 64,215.28, 88,625.48 and 35,926.80 is: 49,583.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,215.28 : 88,625.48 = 35,926.80 : x
  2. Step 2: Convert to fraction form
    64,215.28/88,625.48 = 35,926.80/x
  3. Step 3: Cross multiply
    64,215.28x = 88,625.48 × 35,926.80
  4. Step 4: Simplify right side
    64,215.28x = 3,184,029,894.86
  5. Step 5: Solve for x
    x = 3,184,029,894.86/64,215.28
  6. Step 6: Final answer
    x = 49,583.68

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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.