Home / 152,095.80-228,143.70-89,110.20

Finding the Fourth Proportional to 152,095.80, 228,143.70 and 89,110.20

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Solution

The fourth proportional to 152,095.80, 228,143.70 and 89,110.20 is: 133,665.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,095.80 : 228,143.70 = 89,110.20 : x
  2. Step 2: Convert to fraction form
    152,095.80/228,143.70 = 89,110.20/x
  3. Step 3: Cross multiply
    152,095.80x = 228,143.70 × 89,110.20
  4. Step 4: Simplify right side
    152,095.80x = 20,329,930,735.74
  5. Step 5: Solve for x
    x = 20,329,930,735.74/152,095.80
  6. Step 6: Final answer
    x = 133,665.30

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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.