Home / 90,483.43-124,855.77-50,186.74

Finding the Fourth Proportional to 90,483.43, 124,855.77 and 50,186.74

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Solution

The fourth proportional to 90,483.43, 124,855.77 and 50,186.74 is: 69,251.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,483.43 : 124,855.77 = 50,186.74 : x
  2. Step 2: Convert to fraction form
    90,483.43/124,855.77 = 50,186.74/x
  3. Step 3: Cross multiply
    90,483.43x = 124,855.77 × 50,186.74
  4. Step 4: Simplify right side
    90,483.43x = 6,266,104,066.49
  5. Step 5: Solve for x
    x = 6,266,104,066.49/90,483.43
  6. Step 6: Final answer
    x = 69,251.40

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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.