Home / 90,362.55-124,701.06-50,076.98

Finding the Fourth Proportional to 90,362.55, 124,701.06 and 50,076.98

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Solution

The fourth proportional to 90,362.55, 124,701.06 and 50,076.98 is: 69,106.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,362.55 : 124,701.06 = 50,076.98 : x
  2. Step 2: Convert to fraction form
    90,362.55/124,701.06 = 50,076.98/x
  3. Step 3: Cross multiply
    90,362.55x = 124,701.06 × 50,076.98
  4. Step 4: Simplify right side
    90,362.55x = 6,244,651,864.09
  5. Step 5: Solve for x
    x = 6,244,651,864.09/90,362.55
  6. Step 6: Final answer
    x = 69,106.64

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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.