Home / 340,303.67-510,452.03-87,583.18

Finding the Fourth Proportional to 340,303.67, 510,452.03 and 87,583.18

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Solution

The fourth proportional to 340,303.67, 510,452.03 and 87,583.18 is: 131,373.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,303.67 : 510,452.03 = 87,583.18 : x
  2. Step 2: Convert to fraction form
    340,303.67/510,452.03 = 87,583.18/x
  3. Step 3: Cross multiply
    340,303.67x = 510,452.03 × 87,583.18
  4. Step 4: Simplify right side
    340,303.67x = 44,707,012,024.86
  5. Step 5: Solve for x
    x = 44,707,012,024.86/340,303.67
  6. Step 6: Final answer
    x = 131,373.88

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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.