Home / 74,381.04-111,571.60-46,698.48

Finding the Fourth Proportional to 74,381.04, 111,571.60 and 46,698.48

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Solution

The fourth proportional to 74,381.04, 111,571.60 and 46,698.48 is: 70,047.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,381.04 : 111,571.60 = 46,698.48 : x
  2. Step 2: Convert to fraction form
    74,381.04/111,571.60 = 46,698.48/x
  3. Step 3: Cross multiply
    74,381.04x = 111,571.60 × 46,698.48
  4. Step 4: Simplify right side
    74,381.04x = 5,210,224,131.17
  5. Step 5: Solve for x
    x = 5,210,224,131.17/74,381.04
  6. Step 6: Final answer
    x = 70,047.75

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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.