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Finding the Fourth Proportional to 46,802.88, 69,865.20 and 43,334.46

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Solution

The fourth proportional to 46,802.88, 69,865.20 and 43,334.46 is: 64,687.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,802.88 : 69,865.20 = 43,334.46 : x
  2. Step 2: Convert to fraction form
    46,802.88/69,865.20 = 43,334.46/x
  3. Step 3: Cross multiply
    46,802.88x = 69,865.20 × 43,334.46
  4. Step 4: Simplify right side
    46,802.88x = 3,027,570,714.79
  5. Step 5: Solve for x
    x = 3,027,570,714.79/46,802.88
  6. Step 6: Final answer
    x = 64,687.70

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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.