Home / 152,570.16-228,900.06-68,311.62

Finding the Fourth Proportional to 152,570.16, 228,900.06 and 68,311.62

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Solution

The fourth proportional to 152,570.16, 228,900.06 and 68,311.62 is: 102,487.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,570.16 : 228,900.06 = 68,311.62 : x
  2. Step 2: Convert to fraction form
    152,570.16/228,900.06 = 68,311.62/x
  3. Step 3: Cross multiply
    152,570.16x = 228,900.06 × 68,311.62
  4. Step 4: Simplify right side
    152,570.16x = 15,636,533,916.70
  5. Step 5: Solve for x
    x = 15,636,533,916.70/152,570.16
  6. Step 6: Final answer
    x = 102,487.50

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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.