Home / 161,558.66-242,319.45-43,239.23

Finding the Fourth Proportional to 161,558.66, 242,319.45 and 43,239.23

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Solution

The fourth proportional to 161,558.66, 242,319.45 and 43,239.23 is: 64,853.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,558.66 : 242,319.45 = 43,239.23 : x
  2. Step 2: Convert to fraction form
    161,558.66/242,319.45 = 43,239.23/x
  3. Step 3: Cross multiply
    161,558.66x = 242,319.45 × 43,239.23
  4. Step 4: Simplify right side
    161,558.66x = 10,477,706,432.02
  5. Step 5: Solve for x
    x = 10,477,706,432.02/161,558.66
  6. Step 6: Final answer
    x = 64,853.88

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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.