Home / 211,191.24-316,900.65-153,494.76

Finding the Fourth Proportional to 211,191.24, 316,900.65 and 153,494.76

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Solution

The fourth proportional to 211,191.24, 316,900.65 and 153,494.76 is: 230,324.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,191.24 : 316,900.65 = 153,494.76 : x
  2. Step 2: Convert to fraction form
    211,191.24/316,900.65 = 153,494.76/x
  3. Step 3: Cross multiply
    211,191.24x = 316,900.65 × 153,494.76
  4. Step 4: Simplify right side
    211,191.24x = 48,642,588,831.86
  5. Step 5: Solve for x
    x = 48,642,588,831.86/211,191.24
  6. Step 6: Final answer
    x = 230,324.84

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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.