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Finding the Fourth Proportional to 173,017.92, 238,615.56 and 112,566.48

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Solution

The fourth proportional to 173,017.92, 238,615.56 and 112,566.48 is: 155,244.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,017.92 : 238,615.56 = 112,566.48 : x
  2. Step 2: Convert to fraction form
    173,017.92/238,615.56 = 112,566.48/x
  3. Step 3: Cross multiply
    173,017.92x = 238,615.56 × 112,566.48
  4. Step 4: Simplify right side
    173,017.92x = 26,860,113,662.43
  5. Step 5: Solve for x
    x = 26,860,113,662.43/173,017.92
  6. Step 6: Final answer
    x = 155,244.69

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1.5x scale

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.