Home / 96,784.60-145,220.10-34,499.80

Finding the Fourth Proportional to 96,784.60, 145,220.10 and 34,499.80

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Solution

The fourth proportional to 96,784.60, 145,220.10 and 34,499.80 is: 51,765.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,784.60 : 145,220.10 = 34,499.80 : x
  2. Step 2: Convert to fraction form
    96,784.60/145,220.10 = 34,499.80/x
  3. Step 3: Cross multiply
    96,784.60x = 145,220.10 × 34,499.80
  4. Step 4: Simplify right side
    96,784.60x = 5,010,064,405.98
  5. Step 5: Solve for x
    x = 5,010,064,405.98/96,784.60
  6. Step 6: Final answer
    x = 51,765.10

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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.