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Finding the Fourth Proportional to 161,762.54, 242,674.99 and 73,016.13

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Solution

The fourth proportional to 161,762.54, 242,674.99 and 73,016.13 is: 109,538.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,762.54 : 242,674.99 = 73,016.13 : x
  2. Step 2: Convert to fraction form
    161,762.54/242,674.99 = 73,016.13/x
  3. Step 3: Cross multiply
    161,762.54x = 242,674.99 × 73,016.13
  4. Step 4: Simplify right side
    161,762.54x = 17,719,187,809.40
  5. Step 5: Solve for x
    x = 17,719,187,809.40/161,762.54
  6. Step 6: Final answer
    x = 109,538.27

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1.5x scale

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.