Home / 145,723.70-201,094.78-82,060.13

Finding the Fourth Proportional to 145,723.70, 201,094.78 and 82,060.13

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Solution

The fourth proportional to 145,723.70, 201,094.78 and 82,060.13 is: 113,240.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,723.70 : 201,094.78 = 82,060.13 : x
  2. Step 2: Convert to fraction form
    145,723.70/201,094.78 = 82,060.13/x
  3. Step 3: Cross multiply
    145,723.70x = 201,094.78 × 82,060.13
  4. Step 4: Simplify right side
    145,723.70x = 16,501,863,789.12
  5. Step 5: Solve for x
    x = 16,501,863,789.12/145,723.70
  6. Step 6: Final answer
    x = 113,240.77

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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.