Home / 102,827.80-154,284.90-56,114.20

Finding the Fourth Proportional to 102,827.80, 154,284.90 and 56,114.20

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Solution

The fourth proportional to 102,827.80, 154,284.90 and 56,114.20 is: 84,194.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,827.80 : 154,284.90 = 56,114.20 : x
  2. Step 2: Convert to fraction form
    102,827.80/154,284.90 = 56,114.20/x
  3. Step 3: Cross multiply
    102,827.80x = 154,284.90 × 56,114.20
  4. Step 4: Simplify right side
    102,827.80x = 8,657,573,735.58
  5. Step 5: Solve for x
    x = 8,657,573,735.58/102,827.80
  6. Step 6: Final answer
    x = 84,194.87

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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.