Home / 347,675.60-521,508.94-111,015.28

Finding the Fourth Proportional to 347,675.60, 521,508.94 and 111,015.28

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Solution

The fourth proportional to 347,675.60, 521,508.94 and 111,015.28 is: 166,521.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,675.60 : 521,508.94 = 111,015.28 : x
  2. Step 2: Convert to fraction form
    347,675.60/521,508.94 = 111,015.28/x
  3. Step 3: Cross multiply
    347,675.60x = 521,508.94 × 111,015.28
  4. Step 4: Simplify right side
    347,675.60x = 57,895,460,996.60
  5. Step 5: Solve for x
    x = 57,895,460,996.60/347,675.60
  6. Step 6: Final answer
    x = 166,521.50

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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.