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Finding the Fourth Proportional to 46,751.40, 70,137 and 15,163.20

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Solution

The fourth proportional to 46,751.40, 70,137 and 15,163.20 is: 22,748.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,751.40 : 70,137 = 15,163.20 : x
  2. Step 2: Convert to fraction form
    46,751.40/70,137 = 15,163.20/x
  3. Step 3: Cross multiply
    46,751.40x = 70,137 × 15,163.20
  4. Step 4: Simplify right side
    46,751.40x = 1,063,501,358.40
  5. Step 5: Solve for x
    x = 1,063,501,358.40/46,751.40
  6. Step 6: Final answer
    x = 22,748.01

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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.