Home / 211,626.06-317,434.98-51,703.05

Finding the Fourth Proportional to 211,626.06, 317,434.98 and 51,703.05

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Solution

The fourth proportional to 211,626.06, 317,434.98 and 51,703.05 is: 77,553.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,626.06 : 317,434.98 = 51,703.05 : x
  2. Step 2: Convert to fraction form
    211,626.06/317,434.98 = 51,703.05/x
  3. Step 3: Cross multiply
    211,626.06x = 317,434.98 × 51,703.05
  4. Step 4: Simplify right side
    211,626.06x = 16,412,356,642.69
  5. Step 5: Solve for x
    x = 16,412,356,642.69/211,626.06
  6. Step 6: Final answer
    x = 77,553.57

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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.