Home / 235,370.90-353,048.16-75,444.50

Finding the Fourth Proportional to 235,370.90, 353,048.16 and 75,444.50

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Solution

The fourth proportional to 235,370.90, 353,048.16 and 75,444.50 is: 113,164.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,370.90 : 353,048.16 = 75,444.50 : x
  2. Step 2: Convert to fraction form
    235,370.90/353,048.16 = 75,444.50/x
  3. Step 3: Cross multiply
    235,370.90x = 353,048.16 × 75,444.50
  4. Step 4: Simplify right side
    235,370.90x = 26,635,541,907.12
  5. Step 5: Solve for x
    x = 26,635,541,907.12/235,370.90
  6. Step 6: Final answer
    x = 113,164.12

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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.