Home / 152,055.20-228,212.40-67,944.80

Finding the Fourth Proportional to 152,055.20, 228,212.40 and 67,944.80

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Solution

The fourth proportional to 152,055.20, 228,212.40 and 67,944.80 is: 101,975.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,055.20 : 228,212.40 = 67,944.80 : x
  2. Step 2: Convert to fraction form
    152,055.20/228,212.40 = 67,944.80/x
  3. Step 3: Cross multiply
    152,055.20x = 228,212.40 × 67,944.80
  4. Step 4: Simplify right side
    152,055.20x = 15,505,845,875.52
  5. Step 5: Solve for x
    x = 15,505,845,875.52/152,055.20
  6. Step 6: Final answer
    x = 101,975.11

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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.