Home / 219,268.05-302,589.92-118,666.05

Finding the Fourth Proportional to 219,268.05, 302,589.92 and 118,666.05

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Solution

The fourth proportional to 219,268.05, 302,589.92 and 118,666.05 is: 163,759.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,268.05 : 302,589.92 = 118,666.05 : x
  2. Step 2: Convert to fraction form
    219,268.05/302,589.92 = 118,666.05/x
  3. Step 3: Cross multiply
    219,268.05x = 302,589.92 × 118,666.05
  4. Step 4: Simplify right side
    219,268.05x = 35,907,151,957.52
  5. Step 5: Solve for x
    x = 35,907,151,957.52/219,268.05
  6. Step 6: Final answer
    x = 163,759.16

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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.