Home / 350,297.18-525,519.63-113,621.43

Finding the Fourth Proportional to 350,297.18, 525,519.63 and 113,621.43

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Solution

The fourth proportional to 350,297.18, 525,519.63 and 113,621.43 is: 170,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,297.18 : 525,519.63 = 113,621.43 : x
  2. Step 2: Convert to fraction form
    350,297.18/525,519.63 = 113,621.43/x
  3. Step 3: Cross multiply
    350,297.18x = 525,519.63 × 113,621.43
  4. Step 4: Simplify right side
    350,297.18x = 59,710,291,853.67
  5. Step 5: Solve for x
    x = 59,710,291,853.67/350,297.18
  6. Step 6: Final answer
    x = 170,456.10

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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.