Home / 355,067.34-532,417.38-130,370.10

Finding the Fourth Proportional to 355,067.34, 532,417.38 and 130,370.10

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Solution

The fourth proportional to 355,067.34, 532,417.38 and 130,370.10 is: 195,487.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,067.34 : 532,417.38 = 130,370.10 : x
  2. Step 2: Convert to fraction form
    355,067.34/532,417.38 = 130,370.10/x
  3. Step 3: Cross multiply
    355,067.34x = 532,417.38 × 130,370.10
  4. Step 4: Simplify right side
    355,067.34x = 69,411,307,072.34
  5. Step 5: Solve for x
    x = 69,411,307,072.34/355,067.34
  6. Step 6: Final answer
    x = 195,487.73

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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.