Home / 56,194.18-84,303.59-21,133.83

Finding the Fourth Proportional to 56,194.18, 84,303.59 and 21,133.83

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Solution

The fourth proportional to 56,194.18, 84,303.59 and 21,133.83 is: 31,705.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,194.18 : 84,303.59 = 21,133.83 : x
  2. Step 2: Convert to fraction form
    56,194.18/84,303.59 = 21,133.83/x
  3. Step 3: Cross multiply
    56,194.18x = 84,303.59 × 21,133.83
  4. Step 4: Simplify right side
    56,194.18x = 1,781,657,739.45
  5. Step 5: Solve for x
    x = 1,781,657,739.45/56,194.18
  6. Step 6: Final answer
    x = 31,705.38

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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.