Home / 152,435.70-228,653.55-143,882.10

Finding the Fourth Proportional to 152,435.70, 228,653.55 and 143,882.10

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Solution

The fourth proportional to 152,435.70, 228,653.55 and 143,882.10 is: 215,823.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,435.70 : 228,653.55 = 143,882.10 : x
  2. Step 2: Convert to fraction form
    152,435.70/228,653.55 = 143,882.10/x
  3. Step 3: Cross multiply
    152,435.70x = 228,653.55 × 143,882.10
  4. Step 4: Simplify right side
    152,435.70x = 32,899,152,946.46
  5. Step 5: Solve for x
    x = 32,899,152,946.46/152,435.70
  6. Step 6: Final answer
    x = 215,823.15

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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.