Home / 79,765.07-110,075.99-43,466.78

Finding the Fourth Proportional to 79,765.07, 110,075.99 and 43,466.78

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Solution

The fourth proportional to 79,765.07, 110,075.99 and 43,466.78 is: 59,984.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,765.07 : 110,075.99 = 43,466.78 : x
  2. Step 2: Convert to fraction form
    79,765.07/110,075.99 = 43,466.78/x
  3. Step 3: Cross multiply
    79,765.07x = 110,075.99 × 43,466.78
  4. Step 4: Simplify right side
    79,765.07x = 4,784,648,898.47
  5. Step 5: Solve for x
    x = 4,784,648,898.47/79,765.07
  6. Step 6: Final answer
    x = 59,984.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.