Home / 76,002.95-113,942.93-31,663.01

Finding the Fourth Proportional to 76,002.95, 113,942.93 and 31,663.01

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Solution

The fourth proportional to 76,002.95, 113,942.93 and 31,663.01 is: 47,468.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,002.95 : 113,942.93 = 31,663.01 : x
  2. Step 2: Convert to fraction form
    76,002.95/113,942.93 = 31,663.01/x
  3. Step 3: Cross multiply
    76,002.95x = 113,942.93 × 31,663.01
  4. Step 4: Simplify right side
    76,002.95x = 3,607,775,403.99
  5. Step 5: Solve for x
    x = 3,607,775,403.99/76,002.95
  6. Step 6: Final answer
    x = 47,468.89

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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.