Home / 62,108.64-85,711.68-33,814.80

Finding the Fourth Proportional to 62,108.64, 85,711.68 and 33,814.80

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Solution

The fourth proportional to 62,108.64, 85,711.68 and 33,814.80 is: 46,665.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,108.64 : 85,711.68 = 33,814.80 : x
  2. Step 2: Convert to fraction form
    62,108.64/85,711.68 = 33,814.80/x
  3. Step 3: Cross multiply
    62,108.64x = 85,711.68 × 33,814.80
  4. Step 4: Simplify right side
    62,108.64x = 2,898,323,316.86
  5. Step 5: Solve for x
    x = 2,898,323,316.86/62,108.64
  6. Step 6: Final answer
    x = 46,665.38

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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.