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Finding the Fourth Proportional to 46,446, 64,107.41 and 28,309.02

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Solution

The fourth proportional to 46,446, 64,107.41 and 28,309.02 is: 39,073.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,446 : 64,107.41 = 28,309.02 : x
  2. Step 2: Convert to fraction form
    46,446/64,107.41 = 28,309.02/x
  3. Step 3: Cross multiply
    46,446x = 64,107.41 × 28,309.02
  4. Step 4: Simplify right side
    46,446x = 1,814,817,810.29
  5. Step 5: Solve for x
    x = 1,814,817,810.29/46,446
  6. Step 6: Final answer
    x = 39,073.72

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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.