Home / 104,556.66-144,286.11-56,810.35

Finding the Fourth Proportional to 104,556.66, 144,286.11 and 56,810.35

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Solution

The fourth proportional to 104,556.66, 144,286.11 and 56,810.35 is: 78,397.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,556.66 : 144,286.11 = 56,810.35 : x
  2. Step 2: Convert to fraction form
    104,556.66/144,286.11 = 56,810.35/x
  3. Step 3: Cross multiply
    104,556.66x = 144,286.11 × 56,810.35
  4. Step 4: Simplify right side
    104,556.66x = 8,196,943,403.76
  5. Step 5: Solve for x
    x = 8,196,943,403.76/104,556.66
  6. Step 6: Final answer
    x = 78,397.15

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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.