Home / 74,634.12-112,075.98-46,619.40

Finding the Fourth Proportional to 74,634.12, 112,075.98 and 46,619.40

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Solution

The fourth proportional to 74,634.12, 112,075.98 and 46,619.40 is: 70,007.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,634.12 : 112,075.98 = 46,619.40 : x
  2. Step 2: Convert to fraction form
    74,634.12/112,075.98 = 46,619.40/x
  3. Step 3: Cross multiply
    74,634.12x = 112,075.98 × 46,619.40
  4. Step 4: Simplify right side
    74,634.12x = 5,224,914,942.01
  5. Step 5: Solve for x
    x = 5,224,914,942.01/74,634.12
  6. Step 6: Final answer
    x = 70,007.05

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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.