Home / 107,427.12-148,252.80-59,684.28

Finding the Fourth Proportional to 107,427.12, 148,252.80 and 59,684.28

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Solution

The fourth proportional to 107,427.12, 148,252.80 and 59,684.28 is: 82,366.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,427.12 : 148,252.80 = 59,684.28 : x
  2. Step 2: Convert to fraction form
    107,427.12/148,252.80 = 59,684.28/x
  3. Step 3: Cross multiply
    107,427.12x = 148,252.80 × 59,684.28
  4. Step 4: Simplify right side
    107,427.12x = 8,848,361,625.98
  5. Step 5: Solve for x
    x = 8,848,361,625.98/107,427.12
  6. Step 6: Final answer
    x = 82,366.18

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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.