Home / 64,416.18-88,894.34-36,121.88

Finding the Fourth Proportional to 64,416.18, 88,894.34 and 36,121.88

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Solution

The fourth proportional to 64,416.18, 88,894.34 and 36,121.88 is: 49,848.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,416.18 : 88,894.34 = 36,121.88 : x
  2. Step 2: Convert to fraction form
    64,416.18/88,894.34 = 36,121.88/x
  3. Step 3: Cross multiply
    64,416.18x = 88,894.34 × 36,121.88
  4. Step 4: Simplify right side
    64,416.18x = 3,211,030,682.16
  5. Step 5: Solve for x
    x = 3,211,030,682.16/64,416.18
  6. Step 6: Final answer
    x = 49,848.20

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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.