Home / 152,116.20-228,206.70-46,945.80

Finding the Fourth Proportional to 152,116.20, 228,206.70 and 46,945.80

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Solution

The fourth proportional to 152,116.20, 228,206.70 and 46,945.80 is: 70,428.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,116.20 : 228,206.70 = 46,945.80 : x
  2. Step 2: Convert to fraction form
    152,116.20/228,206.70 = 46,945.80/x
  3. Step 3: Cross multiply
    152,116.20x = 228,206.70 × 46,945.80
  4. Step 4: Simplify right side
    152,116.20x = 10,713,346,096.86
  5. Step 5: Solve for x
    x = 10,713,346,096.86/152,116.20
  6. Step 6: Final answer
    x = 70,428.70

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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.