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Finding the Fourth Proportional to 46,750.51, 70,131.83 and 21,443.92

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Solution

The fourth proportional to 46,750.51, 70,131.83 and 21,443.92 is: 32,168.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,750.51 : 70,131.83 = 21,443.92 : x
  2. Step 2: Convert to fraction form
    46,750.51/70,131.83 = 21,443.92/x
  3. Step 3: Cross multiply
    46,750.51x = 70,131.83 × 21,443.92
  4. Step 4: Simplify right side
    46,750.51x = 1,503,900,894.09
  5. Step 5: Solve for x
    x = 1,503,900,894.09/46,750.51
  6. Step 6: Final answer
    x = 32,168.66

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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.