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Finding the Fourth Proportional to 246,675.98, 340,411.11 and 139,266.95

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Solution

The fourth proportional to 246,675.98, 340,411.11 and 139,266.95 is: 192,187.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,675.98 : 340,411.11 = 139,266.95 : x
  2. Step 2: Convert to fraction form
    246,675.98/340,411.11 = 139,266.95/x
  3. Step 3: Cross multiply
    246,675.98x = 340,411.11 × 139,266.95
  4. Step 4: Simplify right side
    246,675.98x = 47,408,014,811.51
  5. Step 5: Solve for x
    x = 47,408,014,811.51/246,675.98
  6. Step 6: Final answer
    x = 192,187.40

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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.