Home / 124,142.87-186,216.05-35,396.39

Finding the Fourth Proportional to 124,142.87, 186,216.05 and 35,396.39

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Solution

The fourth proportional to 124,142.87, 186,216.05 and 35,396.39 is: 53,095.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,142.87 : 186,216.05 = 35,396.39 : x
  2. Step 2: Convert to fraction form
    124,142.87/186,216.05 = 35,396.39/x
  3. Step 3: Cross multiply
    124,142.87x = 186,216.05 × 35,396.39
  4. Step 4: Simplify right side
    124,142.87x = 6,591,376,484.09
  5. Step 5: Solve for x
    x = 6,591,376,484.09/124,142.87
  6. Step 6: Final answer
    x = 53,095.09

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1.5x scale

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.