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Finding the Fourth Proportional to 104,598, 156,897 and 30,726

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Solution

The fourth proportional to 104,598, 156,897 and 30,726 is: 46,089

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,598 : 156,897 = 30,726 : x
  2. Step 2: Convert to fraction form
    104,598/156,897 = 30,726/x
  3. Step 3: Cross multiply
    104,598x = 156,897 × 30,726
  4. Step 4: Simplify right side
    104,598x = 4,820,817,222
  5. Step 5: Solve for x
    x = 4,820,817,222/104,598
  6. Step 6: Final answer
    x = 46,089

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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.