Home / 161,683.64-242,554.81-55,062.12

Finding the Fourth Proportional to 161,683.64, 242,554.81 and 55,062.12

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Solution

The fourth proportional to 161,683.64, 242,554.81 and 55,062.12 is: 82,603.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,683.64 : 242,554.81 = 55,062.12 : x
  2. Step 2: Convert to fraction form
    161,683.64/242,554.81 = 55,062.12/x
  3. Step 3: Cross multiply
    161,683.64x = 242,554.81 × 55,062.12
  4. Step 4: Simplify right side
    161,683.64x = 13,355,582,054.80
  5. Step 5: Solve for x
    x = 13,355,582,054.80/161,683.64
  6. Step 6: Final answer
    x = 82,603.18

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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.