Home / 64,455.64-96,686.08-30,704.31

Finding the Fourth Proportional to 64,455.64, 96,686.08 and 30,704.31

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Solution

The fourth proportional to 64,455.64, 96,686.08 and 30,704.31 is: 46,057.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,455.64 : 96,686.08 = 30,704.31 : x
  2. Step 2: Convert to fraction form
    64,455.64/96,686.08 = 30,704.31/x
  3. Step 3: Cross multiply
    64,455.64x = 96,686.08 × 30,704.31
  4. Step 4: Simplify right side
    64,455.64x = 2,968,679,373.00
  5. Step 5: Solve for x
    x = 2,968,679,373.00/64,455.64
  6. Step 6: Final answer
    x = 46,057.71

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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.