Home / 66,470.19-99,683.72-22,085.02

Finding the Fourth Proportional to 66,470.19, 99,683.72 and 22,085.02

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Solution

The fourth proportional to 66,470.19, 99,683.72 and 22,085.02 is: 33,120.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,470.19 : 99,683.72 = 22,085.02 : x
  2. Step 2: Convert to fraction form
    66,470.19/99,683.72 = 22,085.02/x
  3. Step 3: Cross multiply
    66,470.19x = 99,683.72 × 22,085.02
  4. Step 4: Simplify right side
    66,470.19x = 2,201,517,088.66
  5. Step 5: Solve for x
    x = 2,201,517,088.66/66,470.19
  6. Step 6: Final answer
    x = 33,120.37

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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.