Home / 112,066.60-167,927.10-97,205.80

Finding the Fourth Proportional to 112,066.60, 167,927.10 and 97,205.80

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Solution

The fourth proportional to 112,066.60, 167,927.10 and 97,205.80 is: 145,658.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,066.60 : 167,927.10 = 97,205.80 : x
  2. Step 2: Convert to fraction form
    112,066.60/167,927.10 = 97,205.80/x
  3. Step 3: Cross multiply
    112,066.60x = 167,927.10 × 97,205.80
  4. Step 4: Simplify right side
    112,066.60x = 16,323,488,097.18
  5. Step 5: Solve for x
    x = 16,323,488,097.18/112,066.60
  6. Step 6: Final answer
    x = 145,658.81

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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.