Home / 65,582.16-90,492.09-36,897.84

Finding the Fourth Proportional to 65,582.16, 90,492.09 and 36,897.84

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Solution

The fourth proportional to 65,582.16, 90,492.09 and 36,897.84 is: 50,912.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,582.16 : 90,492.09 = 36,897.84 : x
  2. Step 2: Convert to fraction form
    65,582.16/90,492.09 = 36,897.84/x
  3. Step 3: Cross multiply
    65,582.16x = 90,492.09 × 36,897.84
  4. Step 4: Simplify right side
    65,582.16x = 3,338,962,658.09
  5. Step 5: Solve for x
    x = 3,338,962,658.09/65,582.16
  6. Step 6: Final answer
    x = 50,912.67

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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.