Home / 152,913.46-211,008.48-84,923.86

Finding the Fourth Proportional to 152,913.46, 211,008.48 and 84,923.86

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Solution

The fourth proportional to 152,913.46, 211,008.48 and 84,923.86 is: 117,188.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,913.46 : 211,008.48 = 84,923.86 : x
  2. Step 2: Convert to fraction form
    152,913.46/211,008.48 = 84,923.86/x
  3. Step 3: Cross multiply
    152,913.46x = 211,008.48 × 84,923.86
  4. Step 4: Simplify right side
    152,913.46x = 17,919,654,614.33
  5. Step 5: Solve for x
    x = 17,919,654,614.33/152,913.46
  6. Step 6: Final answer
    x = 117,188.21

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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.