Home / 215,148.96-296,898.84-118,352.34

Finding the Fourth Proportional to 215,148.96, 296,898.84 and 118,352.34

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Solution

The fourth proportional to 215,148.96, 296,898.84 and 118,352.34 is: 163,322.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,148.96 : 296,898.84 = 118,352.34 : x
  2. Step 2: Convert to fraction form
    215,148.96/296,898.84 = 118,352.34/x
  3. Step 3: Cross multiply
    215,148.96x = 296,898.84 × 118,352.34
  4. Step 4: Simplify right side
    215,148.96x = 35,138,672,457.29
  5. Step 5: Solve for x
    x = 35,138,672,457.29/215,148.96
  6. Step 6: Final answer
    x = 163,322.53

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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.