Home / 97,788.47-146,675.41-31,235.63

Finding the Fourth Proportional to 97,788.47, 146,675.41 and 31,235.63

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Solution

The fourth proportional to 97,788.47, 146,675.41 and 31,235.63 is: 46,851.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,788.47 : 146,675.41 = 31,235.63 : x
  2. Step 2: Convert to fraction form
    97,788.47/146,675.41 = 31,235.63/x
  3. Step 3: Cross multiply
    97,788.47x = 146,675.41 × 31,235.63
  4. Step 4: Simplify right side
    97,788.47x = 4,581,498,025.39
  5. Step 5: Solve for x
    x = 4,581,498,025.39/97,788.47
  6. Step 6: Final answer
    x = 46,851.11

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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.