Home / 94,717.20-142,038.68-35,520.60

Finding the Fourth Proportional to 94,717.20, 142,038.68 and 35,520.60

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Solution

The fourth proportional to 94,717.20, 142,038.68 and 35,520.60 is: 53,266.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,717.20 : 142,038.68 = 35,520.60 : x
  2. Step 2: Convert to fraction form
    94,717.20/142,038.68 = 35,520.60/x
  3. Step 3: Cross multiply
    94,717.20x = 142,038.68 × 35,520.60
  4. Step 4: Simplify right side
    94,717.20x = 5,045,299,136.81
  5. Step 5: Solve for x
    x = 5,045,299,136.81/94,717.20
  6. Step 6: Final answer
    x = 53,266.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.