Home / 71,628.02-98,744.01-50,341.22

Finding the Fourth Proportional to 71,628.02, 98,744.01 and 50,341.22

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Solution

The fourth proportional to 71,628.02, 98,744.01 and 50,341.22 is: 69,398.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,628.02 : 98,744.01 = 50,341.22 : x
  2. Step 2: Convert to fraction form
    71,628.02/98,744.01 = 50,341.22/x
  3. Step 3: Cross multiply
    71,628.02x = 98,744.01 × 50,341.22
  4. Step 4: Simplify right side
    71,628.02x = 4,970,893,437.37
  5. Step 5: Solve for x
    x = 4,970,893,437.37/71,628.02
  6. Step 6: Final answer
    x = 69,398.73

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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.