Home / 104,141.23-143,714.69-56,394.43

Finding the Fourth Proportional to 104,141.23, 143,714.69 and 56,394.43

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Solution

The fourth proportional to 104,141.23, 143,714.69 and 56,394.43 is: 77,824.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,141.23 : 143,714.69 = 56,394.43 : x
  2. Step 2: Convert to fraction form
    104,141.23/143,714.69 = 56,394.43/x
  3. Step 3: Cross multiply
    104,141.23x = 143,714.69 × 56,394.43
  4. Step 4: Simplify right side
    104,141.23x = 8,104,707,595.40
  5. Step 5: Solve for x
    x = 8,104,707,595.40/104,141.23
  6. Step 6: Final answer
    x = 77,824.20

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1.5x scale

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.