Home / 63,150.78-94,726.26-18,777.98

Finding the Fourth Proportional to 63,150.78, 94,726.26 and 18,777.98

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Solution

The fourth proportional to 63,150.78, 94,726.26 and 18,777.98 is: 28,167.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,150.78 : 94,726.26 = 18,777.98 : x
  2. Step 2: Convert to fraction form
    63,150.78/94,726.26 = 18,777.98/x
  3. Step 3: Cross multiply
    63,150.78x = 94,726.26 × 18,777.98
  4. Step 4: Simplify right side
    63,150.78x = 1,778,767,815.75
  5. Step 5: Solve for x
    x = 1,778,767,815.75/63,150.78
  6. Step 6: Final answer
    x = 28,167.00

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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.