Home / 73,439.04-110,222.40-40,189.44

Finding the Fourth Proportional to 73,439.04, 110,222.40 and 40,189.44

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Solution

The fourth proportional to 73,439.04, 110,222.40 and 40,189.44 is: 60,319.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,439.04 : 110,222.40 = 40,189.44 : x
  2. Step 2: Convert to fraction form
    73,439.04/110,222.40 = 40,189.44/x
  3. Step 3: Cross multiply
    73,439.04x = 110,222.40 × 40,189.44
  4. Step 4: Simplify right side
    73,439.04x = 4,429,776,531.46
  5. Step 5: Solve for x
    x = 4,429,776,531.46/73,439.04
  6. Step 6: Final answer
    x = 60,319.10

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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.