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Finding the Fourth Proportional to 46,058.85, 68,965.20 and 29,328.30

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Solution

The fourth proportional to 46,058.85, 68,965.20 and 29,328.30 is: 43,914.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,058.85 : 68,965.20 = 29,328.30 : x
  2. Step 2: Convert to fraction form
    46,058.85/68,965.20 = 29,328.30/x
  3. Step 3: Cross multiply
    46,058.85x = 68,965.20 × 29,328.30
  4. Step 4: Simplify right side
    46,058.85x = 2,022,632,075.16
  5. Step 5: Solve for x
    x = 2,022,632,075.16/46,058.85
  6. Step 6: Final answer
    x = 43,914.08

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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.