Home / 50,873.95-70,132.30-35,720.47

Finding the Fourth Proportional to 50,873.95, 70,132.30 and 35,720.47

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Solution

The fourth proportional to 50,873.95, 70,132.30 and 35,720.47 is: 49,242.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,873.95 : 70,132.30 = 35,720.47 : x
  2. Step 2: Convert to fraction form
    50,873.95/70,132.30 = 35,720.47/x
  3. Step 3: Cross multiply
    50,873.95x = 70,132.30 × 35,720.47
  4. Step 4: Simplify right side
    50,873.95x = 2,505,158,718.18
  5. Step 5: Solve for x
    x = 2,505,158,718.18/50,873.95
  6. Step 6: Final answer
    x = 49,242.47

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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.