Home / 63,259.58-94,900.91-21,135.66

Finding the Fourth Proportional to 63,259.58, 94,900.91 and 21,135.66

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Solution

The fourth proportional to 63,259.58, 94,900.91 and 21,135.66 is: 31,707.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,259.58 : 94,900.91 = 21,135.66 : x
  2. Step 2: Convert to fraction form
    63,259.58/94,900.91 = 21,135.66/x
  3. Step 3: Cross multiply
    63,259.58x = 94,900.91 × 21,135.66
  4. Step 4: Simplify right side
    63,259.58x = 2,005,793,261.77
  5. Step 5: Solve for x
    x = 2,005,793,261.77/63,259.58
  6. Step 6: Final answer
    x = 31,707.35

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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.