Home / 75,518.49-113,295.96-53,375.13

Finding the Fourth Proportional to 75,518.49, 113,295.96 and 53,375.13

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Solution

The fourth proportional to 75,518.49, 113,295.96 and 53,375.13 is: 80,075.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,518.49 : 113,295.96 = 53,375.13 : x
  2. Step 2: Convert to fraction form
    75,518.49/113,295.96 = 53,375.13/x
  3. Step 3: Cross multiply
    75,518.49x = 113,295.96 × 53,375.13
  4. Step 4: Simplify right side
    75,518.49x = 6,047,186,593.47
  5. Step 5: Solve for x
    x = 6,047,186,593.47/75,518.49
  6. Step 6: Final answer
    x = 80,075.58

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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.