Home / 68,994.68-95,195.10-42,127.40

Finding the Fourth Proportional to 68,994.68, 95,195.10 and 42,127.40

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Solution

The fourth proportional to 68,994.68, 95,195.10 and 42,127.40 is: 58,125.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,994.68 : 95,195.10 = 42,127.40 : x
  2. Step 2: Convert to fraction form
    68,994.68/95,195.10 = 42,127.40/x
  3. Step 3: Cross multiply
    68,994.68x = 95,195.10 × 42,127.40
  4. Step 4: Simplify right side
    68,994.68x = 4,010,322,055.74
  5. Step 5: Solve for x
    x = 4,010,322,055.74/68,994.68
  6. Step 6: Final answer
    x = 58,125.09

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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.