Home / 355,272.61-532,911.22-142,058.43

Finding the Fourth Proportional to 355,272.61, 532,911.22 and 142,058.43

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Solution

The fourth proportional to 355,272.61, 532,911.22 and 142,058.43 is: 213,088.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,272.61 : 532,911.22 = 142,058.43 : x
  2. Step 2: Convert to fraction form
    355,272.61/532,911.22 = 142,058.43/x
  3. Step 3: Cross multiply
    355,272.61x = 532,911.22 × 142,058.43
  4. Step 4: Simplify right side
    355,272.61x = 75,704,531,393.34
  5. Step 5: Solve for x
    x = 75,704,531,393.34/355,272.61
  6. Step 6: Final answer
    x = 213,088.57

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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.