Home / 158,705.02-238,072.90-46,382.72

Finding the Fourth Proportional to 158,705.02, 238,072.90 and 46,382.72

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Solution

The fourth proportional to 158,705.02, 238,072.90 and 46,382.72 is: 69,578.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,705.02 : 238,072.90 = 46,382.72 : x
  2. Step 2: Convert to fraction form
    158,705.02/238,072.90 = 46,382.72/x
  3. Step 3: Cross multiply
    158,705.02x = 238,072.90 × 46,382.72
  4. Step 4: Simplify right side
    158,705.02x = 11,042,468,660.29
  5. Step 5: Solve for x
    x = 11,042,468,660.29/158,705.02
  6. Step 6: Final answer
    x = 69,578.57

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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.