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Finding the Fourth Proportional to 219,937.41, 330,071.94 and 160,925.31

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Solution

The fourth proportional to 219,937.41, 330,071.94 and 160,925.31 is: 241,509.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,937.41 : 330,071.94 = 160,925.31 : x
  2. Step 2: Convert to fraction form
    219,937.41/330,071.94 = 160,925.31/x
  3. Step 3: Cross multiply
    219,937.41x = 330,071.94 × 160,925.31
  4. Step 4: Simplify right side
    219,937.41x = 53,116,929,266.80
  5. Step 5: Solve for x
    x = 53,116,929,266.80/219,937.41
  6. Step 6: Final answer
    x = 241,509.30

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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.