Home / 334,120.74-501,430.20-134,442.81

Finding the Fourth Proportional to 334,120.74, 501,430.20 and 134,442.81

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Solution

The fourth proportional to 334,120.74, 501,430.20 and 134,442.81 is: 201,764.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,120.74 : 501,430.20 = 134,442.81 : x
  2. Step 2: Convert to fraction form
    334,120.74/501,430.20 = 134,442.81/x
  3. Step 3: Cross multiply
    334,120.74x = 501,430.20 × 134,442.81
  4. Step 4: Simplify right side
    334,120.74x = 67,413,685,106.86
  5. Step 5: Solve for x
    x = 67,413,685,106.86/334,120.74
  6. Step 6: Final answer
    x = 201,764.44

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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.