Home / 90,883.47-125,417.88-50,597.22

Finding the Fourth Proportional to 90,883.47, 125,417.88 and 50,597.22

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Solution

The fourth proportional to 90,883.47, 125,417.88 and 50,597.22 is: 69,823.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,883.47 : 125,417.88 = 50,597.22 : x
  2. Step 2: Convert to fraction form
    90,883.47/125,417.88 = 50,597.22/x
  3. Step 3: Cross multiply
    90,883.47x = 125,417.88 × 50,597.22
  4. Step 4: Simplify right side
    90,883.47x = 6,345,796,066.29
  5. Step 5: Solve for x
    x = 6,345,796,066.29/90,883.47
  6. Step 6: Final answer
    x = 69,823.44

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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.