Home / 74,716.84-112,075.26-43,175.08

Finding the Fourth Proportional to 74,716.84, 112,075.26 and 43,175.08

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Solution

The fourth proportional to 74,716.84, 112,075.26 and 43,175.08 is: 64,762.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,716.84 : 112,075.26 = 43,175.08 : x
  2. Step 2: Convert to fraction form
    74,716.84/112,075.26 = 43,175.08/x
  3. Step 3: Cross multiply
    74,716.84x = 112,075.26 × 43,175.08
  4. Step 4: Simplify right side
    74,716.84x = 4,838,858,316.52
  5. Step 5: Solve for x
    x = 4,838,858,316.52/74,716.84
  6. Step 6: Final answer
    x = 64,762.62

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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.