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Finding the Fourth Proportional to 144,250.68, 216,187.48 and 104,403.84

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Solution

The fourth proportional to 144,250.68, 216,187.48 and 104,403.84 is: 156,469.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,250.68 : 216,187.48 = 104,403.84 : x
  2. Step 2: Convert to fraction form
    144,250.68/216,187.48 = 104,403.84/x
  3. Step 3: Cross multiply
    144,250.68x = 216,187.48 × 104,403.84
  4. Step 4: Simplify right side
    144,250.68x = 22,570,803,071.92
  5. Step 5: Solve for x
    x = 22,570,803,071.92/144,250.68
  6. Step 6: Final answer
    x = 156,469.30

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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.