Home / 63,138.51-94,190.26-61,422.39

Finding the Fourth Proportional to 63,138.51, 94,190.26 and 61,422.39

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Solution

The fourth proportional to 63,138.51, 94,190.26 and 61,422.39 is: 91,630.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,138.51 : 94,190.26 = 61,422.39 : x
  2. Step 2: Convert to fraction form
    63,138.51/94,190.26 = 61,422.39/x
  3. Step 3: Cross multiply
    63,138.51x = 94,190.26 × 61,422.39
  4. Step 4: Simplify right side
    63,138.51x = 5,785,390,883.92
  5. Step 5: Solve for x
    x = 5,785,390,883.92/63,138.51
  6. Step 6: Final answer
    x = 91,630.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.