Home / 53,897.01-81,027.99-43,440.45

Finding the Fourth Proportional to 53,897.01, 81,027.99 and 43,440.45

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Solution

The fourth proportional to 53,897.01, 81,027.99 and 43,440.45 is: 65,307.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,897.01 : 81,027.99 = 43,440.45 : x
  2. Step 2: Convert to fraction form
    53,897.01/81,027.99 = 43,440.45/x
  3. Step 3: Cross multiply
    53,897.01x = 81,027.99 × 43,440.45
  4. Step 4: Simplify right side
    53,897.01x = 3,519,892,348.20
  5. Step 5: Solve for x
    x = 3,519,892,348.20/53,897.01
  6. Step 6: Final answer
    x = 65,307.75

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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.