Home / 90,878.10-125,325.27-60,202.59

Finding the Fourth Proportional to 90,878.10, 125,325.27 and 60,202.59

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Solution

The fourth proportional to 90,878.10, 125,325.27 and 60,202.59 is: 83,022.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,878.10 : 125,325.27 = 60,202.59 : x
  2. Step 2: Convert to fraction form
    90,878.10/125,325.27 = 60,202.59/x
  3. Step 3: Cross multiply
    90,878.10x = 125,325.27 × 60,202.59
  4. Step 4: Simplify right side
    90,878.10x = 7,544,905,846.45
  5. Step 5: Solve for x
    x = 7,544,905,846.45/90,878.10
  6. Step 6: Final answer
    x = 83,022.27

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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.