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Finding the Fourth Proportional to 46,803.88, 69,866.69 and 43,335.46

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Solution

The fourth proportional to 46,803.88, 69,866.69 and 43,335.46 is: 64,689.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,803.88 : 69,866.69 = 43,335.46 : x
  2. Step 2: Convert to fraction form
    46,803.88/69,866.69 = 43,335.46/x
  3. Step 3: Cross multiply
    46,803.88x = 69,866.69 × 43,335.46
  4. Step 4: Simplify right side
    46,803.88x = 3,027,705,149.83
  5. Step 5: Solve for x
    x = 3,027,705,149.83/46,803.88
  6. Step 6: Final answer
    x = 64,689.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.