Home / 61,141.64-91,705.28-16,772.88

Finding the Fourth Proportional to 61,141.64, 91,705.28 and 16,772.88

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Solution

The fourth proportional to 61,141.64, 91,705.28 and 16,772.88 is: 25,157.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,141.64 : 91,705.28 = 16,772.88 : x
  2. Step 2: Convert to fraction form
    61,141.64/91,705.28 = 16,772.88/x
  3. Step 3: Cross multiply
    61,141.64x = 91,705.28 × 16,772.88
  4. Step 4: Simplify right side
    61,141.64x = 1,538,161,656.81
  5. Step 5: Solve for x
    x = 1,538,161,656.81/61,141.64
  6. Step 6: Final answer
    x = 25,157.35

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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.