Home / 88,304.70-121,861.26-48,018.36

Finding the Fourth Proportional to 88,304.70, 121,861.26 and 48,018.36

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Solution

The fourth proportional to 88,304.70, 121,861.26 and 48,018.36 is: 66,265.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,304.70 : 121,861.26 = 48,018.36 : x
  2. Step 2: Convert to fraction form
    88,304.70/121,861.26 = 48,018.36/x
  3. Step 3: Cross multiply
    88,304.70x = 121,861.26 × 48,018.36
  4. Step 4: Simplify right side
    88,304.70x = 5,851,577,852.73
  5. Step 5: Solve for x
    x = 5,851,577,852.73/88,304.70
  6. Step 6: Final answer
    x = 66,265.76

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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.