Home / 152,219.40-228,324.37-72,314.88

Finding the Fourth Proportional to 152,219.40, 228,324.37 and 72,314.88

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Solution

The fourth proportional to 152,219.40, 228,324.37 and 72,314.88 is: 108,470.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,219.40 : 228,324.37 = 72,314.88 : x
  2. Step 2: Convert to fraction form
    152,219.40/228,324.37 = 72,314.88/x
  3. Step 3: Cross multiply
    152,219.40x = 228,324.37 × 72,314.88
  4. Step 4: Simplify right side
    152,219.40x = 16,511,249,417.63
  5. Step 5: Solve for x
    x = 16,511,249,417.63/152,219.40
  6. Step 6: Final answer
    x = 108,470.07

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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.