Home / 90,094.37-124,330.21-49,258.64

Finding the Fourth Proportional to 90,094.37, 124,330.21 and 49,258.64

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Solution

The fourth proportional to 90,094.37, 124,330.21 and 49,258.64 is: 67,976.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,094.37 : 124,330.21 = 49,258.64 : x
  2. Step 2: Convert to fraction form
    90,094.37/124,330.21 = 49,258.64/x
  3. Step 3: Cross multiply
    90,094.37x = 124,330.21 × 49,258.64
  4. Step 4: Simplify right side
    90,094.37x = 6,124,337,055.51
  5. Step 5: Solve for x
    x = 6,124,337,055.51/90,094.37
  6. Step 6: Final answer
    x = 67,976.91

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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.