Home / 161,534.66-242,283.44-43,215.26

Finding the Fourth Proportional to 161,534.66, 242,283.44 and 43,215.26

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Solution

The fourth proportional to 161,534.66, 242,283.44 and 43,215.26 is: 64,817.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,534.66 : 242,283.44 = 43,215.26 : x
  2. Step 2: Convert to fraction form
    161,534.66/242,283.44 = 43,215.26/x
  3. Step 3: Cross multiply
    161,534.66x = 242,283.44 × 43,215.26
  4. Step 4: Simplify right side
    161,534.66x = 10,470,341,853.29
  5. Step 5: Solve for x
    x = 10,470,341,853.29/161,534.66
  6. Step 6: Final answer
    x = 64,817.93

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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.