Home / 109,076.64-163,618.62-30,184.26

Finding the Fourth Proportional to 109,076.64, 163,618.62 and 30,184.26

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Solution

The fourth proportional to 109,076.64, 163,618.62 and 30,184.26 is: 45,277.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,076.64 : 163,618.62 = 30,184.26 : x
  2. Step 2: Convert to fraction form
    109,076.64/163,618.62 = 30,184.26/x
  3. Step 3: Cross multiply
    109,076.64x = 163,618.62 × 30,184.26
  4. Step 4: Simplify right side
    109,076.64x = 4,938,706,966.92
  5. Step 5: Solve for x
    x = 4,938,706,966.92/109,076.64
  6. Step 6: Final answer
    x = 45,277.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.