Home / 211,226.76-316,840.32-51,301.80

Finding the Fourth Proportional to 211,226.76, 316,840.32 and 51,301.80

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Solution

The fourth proportional to 211,226.76, 316,840.32 and 51,301.80 is: 76,952.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,226.76 : 316,840.32 = 51,301.80 : x
  2. Step 2: Convert to fraction form
    211,226.76/316,840.32 = 51,301.80/x
  3. Step 3: Cross multiply
    211,226.76x = 316,840.32 × 51,301.80
  4. Step 4: Simplify right side
    211,226.76x = 16,254,478,728.58
  5. Step 5: Solve for x
    x = 16,254,478,728.58/211,226.76
  6. Step 6: Final answer
    x = 76,952.74

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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.