Home / 94,258.31-130,078.95-51,240.69

Finding the Fourth Proportional to 94,258.31, 130,078.95 and 51,240.69

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Solution

The fourth proportional to 94,258.31, 130,078.95 and 51,240.69 is: 70,713.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,258.31 : 130,078.95 = 51,240.69 : x
  2. Step 2: Convert to fraction form
    94,258.31/130,078.95 = 51,240.69/x
  3. Step 3: Cross multiply
    94,258.31x = 130,078.95 × 51,240.69
  4. Step 4: Simplify right side
    94,258.31x = 6,665,335,152.48
  5. Step 5: Solve for x
    x = 6,665,335,152.48/94,258.31
  6. Step 6: Final answer
    x = 70,713.51

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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.