Home / 207,136.24-285,845.28-116,492.18

Finding the Fourth Proportional to 207,136.24, 285,845.28 and 116,492.18

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Solution

The fourth proportional to 207,136.24, 285,845.28 and 116,492.18 is: 160,757.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,136.24 : 285,845.28 = 116,492.18 : x
  2. Step 2: Convert to fraction form
    207,136.24/285,845.28 = 116,492.18/x
  3. Step 3: Cross multiply
    207,136.24x = 285,845.28 × 116,492.18
  4. Step 4: Simplify right side
    207,136.24x = 33,298,739,809.91
  5. Step 5: Solve for x
    x = 33,298,739,809.91/207,136.24
  6. Step 6: Final answer
    x = 160,757.67

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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.