Home / 140,510.03-193,905.36-76,846.46

Finding the Fourth Proportional to 140,510.03, 193,905.36 and 76,846.46

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Solution

The fourth proportional to 140,510.03, 193,905.36 and 76,846.46 is: 106,048.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,510.03 : 193,905.36 = 76,846.46 : x
  2. Step 2: Convert to fraction form
    140,510.03/193,905.36 = 76,846.46/x
  3. Step 3: Cross multiply
    140,510.03x = 193,905.36 × 76,846.46
  4. Step 4: Simplify right side
    140,510.03x = 14,900,939,521.50
  5. Step 5: Solve for x
    x = 14,900,939,521.50/140,510.03
  6. Step 6: Final answer
    x = 106,048.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.