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Finding the Fourth Proportional to 144,457.60, 199,350.34 and 80,795.35

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Solution

The fourth proportional to 144,457.60, 199,350.34 and 80,795.35 is: 111,496.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,457.60 : 199,350.34 = 80,795.35 : x
  2. Step 2: Convert to fraction form
    144,457.60/199,350.34 = 80,795.35/x
  3. Step 3: Cross multiply
    144,457.60x = 199,350.34 × 80,795.35
  4. Step 4: Simplify right side
    144,457.60x = 16,106,580,492.92
  5. Step 5: Solve for x
    x = 16,106,580,492.92/144,457.60
  6. Step 6: Final answer
    x = 111,496.94

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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.