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Finding the Fourth Proportional to 112,065.60, 167,925.60 and 97,204.80

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Solution

The fourth proportional to 112,065.60, 167,925.60 and 97,204.80 is: 145,657.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,065.60 : 167,925.60 = 97,204.80 : x
  2. Step 2: Convert to fraction form
    112,065.60/167,925.60 = 97,204.80/x
  3. Step 3: Cross multiply
    112,065.60x = 167,925.60 × 97,204.80
  4. Step 4: Simplify right side
    112,065.60x = 16,323,174,362.88
  5. Step 5: Solve for x
    x = 16,323,174,362.88/112,065.60
  6. Step 6: Final answer
    x = 145,657.31

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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.