Home / 219,712.64-303,205.44-119,110.88

Finding the Fourth Proportional to 219,712.64, 303,205.44 and 119,110.88

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Solution

The fourth proportional to 219,712.64, 303,205.44 and 119,110.88 is: 164,374.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,712.64 : 303,205.44 = 119,110.88 : x
  2. Step 2: Convert to fraction form
    219,712.64/303,205.44 = 119,110.88/x
  3. Step 3: Cross multiply
    219,712.64x = 303,205.44 × 119,110.88
  4. Step 4: Simplify right side
    219,712.64x = 36,115,066,779.19
  5. Step 5: Solve for x
    x = 36,115,066,779.19/219,712.64
  6. Step 6: Final answer
    x = 164,374.10

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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.