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Finding the Fourth Proportional to 64,392.44, 88,866.72 and 35,714.93

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Solution

The fourth proportional to 64,392.44, 88,866.72 and 35,714.93 is: 49,289.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,392.44 : 88,866.72 = 35,714.93 : x
  2. Step 2: Convert to fraction form
    64,392.44/88,866.72 = 35,714.93/x
  3. Step 3: Cross multiply
    64,392.44x = 88,866.72 × 35,714.93
  4. Step 4: Simplify right side
    64,392.44x = 3,173,868,239.80
  5. Step 5: Solve for x
    x = 3,173,868,239.80/64,392.44
  6. Step 6: Final answer
    x = 49,289.46

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1.5x scale

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.