Home / 219,268.68-302,591.07-118,666.68

Finding the Fourth Proportional to 219,268.68, 302,591.07 and 118,666.68

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Solution

The fourth proportional to 219,268.68, 302,591.07 and 118,666.68 is: 163,760.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,268.68 : 302,591.07 = 118,666.68 : x
  2. Step 2: Convert to fraction form
    219,268.68/302,591.07 = 118,666.68/x
  3. Step 3: Cross multiply
    219,268.68x = 302,591.07 × 118,666.68
  4. Step 4: Simplify right side
    219,268.68x = 35,907,477,674.55
  5. Step 5: Solve for x
    x = 35,907,477,674.55/219,268.68
  6. Step 6: Final answer
    x = 163,760.18

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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.