Home / 145,756.44-201,140.04-82,094.76

Finding the Fourth Proportional to 145,756.44, 201,140.04 and 82,094.76

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Solution

The fourth proportional to 145,756.44, 201,140.04 and 82,094.76 is: 113,288.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,756.44 : 201,140.04 = 82,094.76 : x
  2. Step 2: Convert to fraction form
    145,756.44/201,140.04 = 82,094.76/x
  3. Step 3: Cross multiply
    145,756.44x = 201,140.04 × 82,094.76
  4. Step 4: Simplify right side
    145,756.44x = 16,512,543,310.19
  5. Step 5: Solve for x
    x = 16,512,543,310.19/145,756.44
  6. Step 6: Final answer
    x = 113,288.60

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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.