Home / 113,075.49-169,613.82-66,295.56

Finding the Fourth Proportional to 113,075.49, 169,613.82 and 66,295.56

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Solution

The fourth proportional to 113,075.49, 169,613.82 and 66,295.56 is: 99,443.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,075.49 : 169,613.82 = 66,295.56 : x
  2. Step 2: Convert to fraction form
    113,075.49/169,613.82 = 66,295.56/x
  3. Step 3: Cross multiply
    113,075.49x = 169,613.82 × 66,295.56
  4. Step 4: Simplify right side
    113,075.49x = 11,244,643,180.64
  5. Step 5: Solve for x
    x = 11,244,643,180.64/113,075.49
  6. Step 6: Final answer
    x = 99,443.68

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1.5x scale

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.