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Finding the Fourth Proportional to 152,313.70, 228,470.55 and 41,505.70

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Solution

The fourth proportional to 152,313.70, 228,470.55 and 41,505.70 is: 62,258.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,313.70 : 228,470.55 = 41,505.70 : x
  2. Step 2: Convert to fraction form
    152,313.70/228,470.55 = 41,505.70/x
  3. Step 3: Cross multiply
    152,313.70x = 228,470.55 × 41,505.70
  4. Step 4: Simplify right side
    152,313.70x = 9,482,830,107.14
  5. Step 5: Solve for x
    x = 9,482,830,107.14/152,313.70
  6. Step 6: Final answer
    x = 62,258.55

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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.