Home / 61,046.01-91,709.36-43,075.60

Finding the Fourth Proportional to 61,046.01, 91,709.36 and 43,075.60

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Solution

The fourth proportional to 61,046.01, 91,709.36 and 43,075.60 is: 64,712.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,046.01 : 91,709.36 = 43,075.60 : x
  2. Step 2: Convert to fraction form
    61,046.01/91,709.36 = 43,075.60/x
  3. Step 3: Cross multiply
    61,046.01x = 91,709.36 × 43,075.60
  4. Step 4: Simplify right side
    61,046.01x = 3,950,435,492.24
  5. Step 5: Solve for x
    x = 3,950,435,492.24/61,046.01
  6. Step 6: Final answer
    x = 64,712.43

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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.