Home / 63,111.69-94,682.12-18,737.46

Finding the Fourth Proportional to 63,111.69, 94,682.12 and 18,737.46

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Solution

The fourth proportional to 63,111.69, 94,682.12 and 18,737.46 is: 28,110.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,111.69 : 94,682.12 = 18,737.46 : x
  2. Step 2: Convert to fraction form
    63,111.69/94,682.12 = 18,737.46/x
  3. Step 3: Cross multiply
    63,111.69x = 94,682.12 × 18,737.46
  4. Step 4: Simplify right side
    63,111.69x = 1,774,102,342.53
  5. Step 5: Solve for x
    x = 1,774,102,342.53/63,111.69
  6. Step 6: Final answer
    x = 28,110.52

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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.