Home / 211,494.10-291,872.55-116,009.68

Finding the Fourth Proportional to 211,494.10, 291,872.55 and 116,009.68

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Solution

The fourth proportional to 211,494.10, 291,872.55 and 116,009.68 is: 160,099.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,494.10 : 291,872.55 = 116,009.68 : x
  2. Step 2: Convert to fraction form
    211,494.10/291,872.55 = 116,009.68/x
  3. Step 3: Cross multiply
    211,494.10x = 291,872.55 × 116,009.68
  4. Step 4: Simplify right side
    211,494.10x = 33,860,041,126.28
  5. Step 5: Solve for x
    x = 33,860,041,126.28/211,494.10
  6. Step 6: Final answer
    x = 160,099.22

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1.5x scale

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.