Home / 105,323.12-157,844.94-46,094.30

Finding the Fourth Proportional to 105,323.12, 157,844.94 and 46,094.30

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Solution

The fourth proportional to 105,323.12, 157,844.94 and 46,094.30 is: 69,080.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,323.12 : 157,844.94 = 46,094.30 : x
  2. Step 2: Convert to fraction form
    105,323.12/157,844.94 = 46,094.30/x
  3. Step 3: Cross multiply
    105,323.12x = 157,844.94 × 46,094.30
  4. Step 4: Simplify right side
    105,323.12x = 7,275,752,017.84
  5. Step 5: Solve for x
    x = 7,275,752,017.84/105,323.12
  6. Step 6: Final answer
    x = 69,080.29

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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.