Home / 152,339.30-228,555.63-68,170.30

Finding the Fourth Proportional to 152,339.30, 228,555.63 and 68,170.30

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Solution

The fourth proportional to 152,339.30, 228,555.63 and 68,170.30 is: 102,276.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,339.30 : 228,555.63 = 68,170.30 : x
  2. Step 2: Convert to fraction form
    152,339.30/228,555.63 = 68,170.30/x
  3. Step 3: Cross multiply
    152,339.30x = 228,555.63 × 68,170.30
  4. Step 4: Simplify right side
    152,339.30x = 15,580,705,863.79
  5. Step 5: Solve for x
    x = 15,580,705,863.79/152,339.30
  6. Step 6: Final answer
    x = 102,276.34

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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.