Home / 90,106.83-135,241.65-48,022.07

Finding the Fourth Proportional to 90,106.83, 135,241.65 and 48,022.07

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Solution

The fourth proportional to 90,106.83, 135,241.65 and 48,022.07 is: 72,076.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,106.83 : 135,241.65 = 48,022.07 : x
  2. Step 2: Convert to fraction form
    90,106.83/135,241.65 = 48,022.07/x
  3. Step 3: Cross multiply
    90,106.83x = 135,241.65 × 48,022.07
  4. Step 4: Simplify right side
    90,106.83x = 6,494,583,307.01
  5. Step 5: Solve for x
    x = 6,494,583,307.01/90,106.83
  6. Step 6: Final answer
    x = 72,076.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.