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Finding the Fourth Proportional to 46,751.40, 70,127.10 and 32,754.60

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Solution

The fourth proportional to 46,751.40, 70,127.10 and 32,754.60 is: 49,131.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,751.40 : 70,127.10 = 32,754.60 : x
  2. Step 2: Convert to fraction form
    46,751.40/70,127.10 = 32,754.60/x
  3. Step 3: Cross multiply
    46,751.40x = 70,127.10 × 32,754.60
  4. Step 4: Simplify right side
    46,751.40x = 2,296,985,109.66
  5. Step 5: Solve for x
    x = 2,296,985,109.66/46,751.40
  6. Step 6: Final answer
    x = 49,131.90

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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.