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Finding the Fourth Proportional to 173,216.83, 238,851.90 and 150,359.95

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Solution

The fourth proportional to 173,216.83, 238,851.90 and 150,359.95 is: 207,334.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,216.83 : 238,851.90 = 150,359.95 : x
  2. Step 2: Convert to fraction form
    173,216.83/238,851.90 = 150,359.95/x
  3. Step 3: Cross multiply
    173,216.83x = 238,851.90 × 150,359.95
  4. Step 4: Simplify right side
    173,216.83x = 35,913,759,741.41
  5. Step 5: Solve for x
    x = 35,913,759,741.41/173,216.83
  6. Step 6: Final answer
    x = 207,334.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.