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Finding the Fourth Proportional to 152,022.70, 228,034.05 and 124,374.70

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Solution

The fourth proportional to 152,022.70, 228,034.05 and 124,374.70 is: 186,562.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,022.70 : 228,034.05 = 124,374.70 : x
  2. Step 2: Convert to fraction form
    152,022.70/228,034.05 = 124,374.70/x
  3. Step 3: Cross multiply
    152,022.70x = 228,034.05 × 124,374.70
  4. Step 4: Simplify right side
    152,022.70x = 28,361,666,558.54
  5. Step 5: Solve for x
    x = 28,361,666,558.54/152,022.70
  6. Step 6: Final answer
    x = 186,562.05

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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.