Home / 211,245.02-316,867.76-53,473.47

Finding the Fourth Proportional to 211,245.02, 316,867.76 and 53,473.47

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Solution

The fourth proportional to 211,245.02, 316,867.76 and 53,473.47 is: 80,210.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,245.02 : 316,867.76 = 53,473.47 : x
  2. Step 2: Convert to fraction form
    211,245.02/316,867.76 = 53,473.47/x
  3. Step 3: Cross multiply
    211,245.02x = 316,867.76 × 53,473.47
  4. Step 4: Simplify right side
    211,245.02x = 16,944,018,658.33
  5. Step 5: Solve for x
    x = 16,944,018,658.33/211,245.02
  6. Step 6: Final answer
    x = 80,210.26

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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.