Home / 96,774.18-145,136.91-34,430.10

Finding the Fourth Proportional to 96,774.18, 145,136.91 and 34,430.10

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Solution

The fourth proportional to 96,774.18, 145,136.91 and 34,430.10 is: 51,636.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,774.18 : 145,136.91 = 34,430.10 : x
  2. Step 2: Convert to fraction form
    96,774.18/145,136.91 = 34,430.10/x
  3. Step 3: Cross multiply
    96,774.18x = 145,136.91 × 34,430.10
  4. Step 4: Simplify right side
    96,774.18x = 4,997,078,324.99
  5. Step 5: Solve for x
    x = 4,997,078,324.99/96,774.18
  6. Step 6: Final answer
    x = 51,636.48

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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.