Home / 41,005.04-61,420.08-31,148.96

Finding the Fourth Proportional to 41,005.04, 61,420.08 and 31,148.96

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Solution

The fourth proportional to 41,005.04, 61,420.08 and 31,148.96 is: 46,656.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,005.04 : 61,420.08 = 31,148.96 : x
  2. Step 2: Convert to fraction form
    41,005.04/61,420.08 = 31,148.96/x
  3. Step 3: Cross multiply
    41,005.04x = 61,420.08 × 31,148.96
  4. Step 4: Simplify right side
    41,005.04x = 1,913,171,615.12
  5. Step 5: Solve for x
    x = 1,913,171,615.12/41,005.04
  6. Step 6: Final answer
    x = 46,656.99

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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.