Home / 208,748.94-313,080.35-102,023.34

Finding the Fourth Proportional to 208,748.94, 313,080.35 and 102,023.34

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Solution

The fourth proportional to 208,748.94, 313,080.35 and 102,023.34 is: 153,013.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,748.94 : 313,080.35 = 102,023.34 : x
  2. Step 2: Convert to fraction form
    208,748.94/313,080.35 = 102,023.34/x
  3. Step 3: Cross multiply
    208,748.94x = 313,080.35 × 102,023.34
  4. Step 4: Simplify right side
    208,748.94x = 31,941,502,485.25
  5. Step 5: Solve for x
    x = 31,941,502,485.25/208,748.94
  6. Step 6: Final answer
    x = 153,013.96

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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.