Home / 64,815.40-97,146.68-29,235.07

Finding the Fourth Proportional to 64,815.40, 97,146.68 and 29,235.07

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Solution

The fourth proportional to 64,815.40, 97,146.68 and 29,235.07 is: 43,818.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,815.40 : 97,146.68 = 29,235.07 : x
  2. Step 2: Convert to fraction form
    64,815.40/97,146.68 = 29,235.07/x
  3. Step 3: Cross multiply
    64,815.40x = 97,146.68 × 29,235.07
  4. Step 4: Simplify right side
    64,815.40x = 2,840,089,843.89
  5. Step 5: Solve for x
    x = 2,840,089,843.89/64,815.40
  6. Step 6: Final answer
    x = 43,818.13

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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.