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Finding the Fourth Proportional to 97,205.20, 136,502 and 97,205.20

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Solution

The fourth proportional to 97,205.20, 136,502 and 97,205.20 is: 136,502

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,205.20 : 136,502 = 97,205.20 : x
  2. Step 2: Convert to fraction form
    97,205.20/136,502 = 97,205.20/x
  3. Step 3: Cross multiply
    97,205.20x = 136,502 × 97,205.20
  4. Step 4: Simplify right side
    97,205.20x = 13,268,704,210.40
  5. Step 5: Solve for x
    x = 13,268,704,210.40/97,205.20
  6. Step 6: Final answer
    x = 136,502

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.