Home / 50,734.03-70,032.59-45,419.62

Finding the Fourth Proportional to 50,734.03, 70,032.59 and 45,419.62

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Solution

The fourth proportional to 50,734.03, 70,032.59 and 45,419.62 is: 62,696.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,734.03 : 70,032.59 = 45,419.62 : x
  2. Step 2: Convert to fraction form
    50,734.03/70,032.59 = 45,419.62/x
  3. Step 3: Cross multiply
    50,734.03x = 70,032.59 × 45,419.62
  4. Step 4: Simplify right side
    50,734.03x = 3,180,853,625.42
  5. Step 5: Solve for x
    x = 3,180,853,625.42/50,734.03
  6. Step 6: Final answer
    x = 62,696.65

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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.