Home / 64,346.55-96,464.47-31,089.80

Finding the Fourth Proportional to 64,346.55, 96,464.47 and 31,089.80

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Solution

The fourth proportional to 64,346.55, 96,464.47 and 31,089.80 is: 46,607.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,346.55 : 96,464.47 = 31,089.80 : x
  2. Step 2: Convert to fraction form
    64,346.55/96,464.47 = 31,089.80/x
  3. Step 3: Cross multiply
    64,346.55x = 96,464.47 × 31,089.80
  4. Step 4: Simplify right side
    64,346.55x = 2,999,061,029.83
  5. Step 5: Solve for x
    x = 2,999,061,029.83/64,346.55
  6. Step 6: Final answer
    x = 46,607.95

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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.