Home / 152,313.05-228,505.22-47,126.45

Finding the Fourth Proportional to 152,313.05, 228,505.22 and 47,126.45

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Solution

The fourth proportional to 152,313.05, 228,505.22 and 47,126.45 is: 70,700.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,313.05 : 228,505.22 = 47,126.45 : x
  2. Step 2: Convert to fraction form
    152,313.05/228,505.22 = 47,126.45/x
  3. Step 3: Cross multiply
    152,313.05x = 228,505.22 × 47,126.45
  4. Step 4: Simplify right side
    152,313.05x = 10,768,638,446.91
  5. Step 5: Solve for x
    x = 10,768,638,446.91/152,313.05
  6. Step 6: Final answer
    x = 70,700.70

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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.