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Finding the Fourth Proportional to 161,228.16, 241,440 and 101,884.80

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Solution

The fourth proportional to 161,228.16, 241,440 and 101,884.80 is: 152,573.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,228.16 : 241,440 = 101,884.80 : x
  2. Step 2: Convert to fraction form
    161,228.16/241,440 = 101,884.80/x
  3. Step 3: Cross multiply
    161,228.16x = 241,440 × 101,884.80
  4. Step 4: Simplify right side
    161,228.16x = 24,599,066,112
  5. Step 5: Solve for x
    x = 24,599,066,112/161,228.16
  6. Step 6: Final answer
    x = 152,573.01

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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.