Home / 63,678.42-87,881.40-41,064.48

Finding the Fourth Proportional to 63,678.42, 87,881.40 and 41,064.48

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Solution

The fourth proportional to 63,678.42, 87,881.40 and 41,064.48 is: 56,672.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,678.42 : 87,881.40 = 41,064.48 : x
  2. Step 2: Convert to fraction form
    63,678.42/87,881.40 = 41,064.48/x
  3. Step 3: Cross multiply
    63,678.42x = 87,881.40 × 41,064.48
  4. Step 4: Simplify right side
    63,678.42x = 3,608,803,992.67
  5. Step 5: Solve for x
    x = 3,608,803,992.67/63,678.42
  6. Step 6: Final answer
    x = 56,672.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.