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Finding the Fourth Proportional to 97,485.66, 146,228.49 and 35,156.16

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Solution

The fourth proportional to 97,485.66, 146,228.49 and 35,156.16 is: 52,734.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,485.66 : 146,228.49 = 35,156.16 : x
  2. Step 2: Convert to fraction form
    97,485.66/146,228.49 = 35,156.16/x
  3. Step 3: Cross multiply
    97,485.66x = 146,228.49 × 35,156.16
  4. Step 4: Simplify right side
    97,485.66x = 5,140,832,191.00
  5. Step 5: Solve for x
    x = 5,140,832,191.00/97,485.66
  6. Step 6: Final answer
    x = 52,734.24

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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.