Home / 126,962.03-190,467.93-47,000.61

Finding the Fourth Proportional to 126,962.03, 190,467.93 and 47,000.61

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Solution

The fourth proportional to 126,962.03, 190,467.93 and 47,000.61 is: 70,510.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,962.03 : 190,467.93 = 47,000.61 : x
  2. Step 2: Convert to fraction form
    126,962.03/190,467.93 = 47,000.61/x
  3. Step 3: Cross multiply
    126,962.03x = 190,467.93 × 47,000.61
  4. Step 4: Simplify right side
    126,962.03x = 8,952,108,895.44
  5. Step 5: Solve for x
    x = 8,952,108,895.44/126,962.03
  6. Step 6: Final answer
    x = 70,510.13

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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.