Home / 141,661.46-212,467.58-52,915.74

Finding the Fourth Proportional to 141,661.46, 212,467.58 and 52,915.74

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Solution

The fourth proportional to 141,661.46, 212,467.58 and 52,915.74 is: 79,364.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,661.46 : 212,467.58 = 52,915.74 : x
  2. Step 2: Convert to fraction form
    141,661.46/212,467.58 = 52,915.74/x
  3. Step 3: Cross multiply
    141,661.46x = 212,467.58 × 52,915.74
  4. Step 4: Simplify right side
    141,661.46x = 11,242,879,221.71
  5. Step 5: Solve for x
    x = 11,242,879,221.71/141,661.46
  6. Step 6: Final answer
    x = 79,364.42

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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.