Home / 111,014.98-166,444.59-40,885.30

Finding the Fourth Proportional to 111,014.98, 166,444.59 and 40,885.30

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Solution

The fourth proportional to 111,014.98, 166,444.59 and 40,885.30 is: 61,299.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,014.98 : 166,444.59 = 40,885.30 : x
  2. Step 2: Convert to fraction form
    111,014.98/166,444.59 = 40,885.30/x
  3. Step 3: Cross multiply
    111,014.98x = 166,444.59 × 40,885.30
  4. Step 4: Simplify right side
    111,014.98x = 6,805,136,995.53
  5. Step 5: Solve for x
    x = 6,805,136,995.53/111,014.98
  6. Step 6: Final answer
    x = 61,299.27

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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.