Home / 56,558.93-78,042.65-32,680.98

Finding the Fourth Proportional to 56,558.93, 78,042.65 and 32,680.98

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Solution

The fourth proportional to 56,558.93, 78,042.65 and 32,680.98 is: 45,094.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,558.93 : 78,042.65 = 32,680.98 : x
  2. Step 2: Convert to fraction form
    56,558.93/78,042.65 = 32,680.98/x
  3. Step 3: Cross multiply
    56,558.93x = 78,042.65 × 32,680.98
  4. Step 4: Simplify right side
    56,558.93x = 2,550,510,120.39
  5. Step 5: Solve for x
    x = 2,550,510,120.39/56,558.93
  6. Step 6: Final answer
    x = 45,094.74

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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.