Home / 146,190.16-201,740.88-85,749.22

Finding the Fourth Proportional to 146,190.16, 201,740.88 and 85,749.22

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Solution

The fourth proportional to 146,190.16, 201,740.88 and 85,749.22 is: 118,333.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,190.16 : 201,740.88 = 85,749.22 : x
  2. Step 2: Convert to fraction form
    146,190.16/201,740.88 = 85,749.22/x
  3. Step 3: Cross multiply
    146,190.16x = 201,740.88 × 85,749.22
  4. Step 4: Simplify right side
    146,190.16x = 17,299,123,102.11
  5. Step 5: Solve for x
    x = 17,299,123,102.11/146,190.16
  6. Step 6: Final answer
    x = 118,333.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.