Home / 219,104.38-302,364.06-118,502.38

Finding the Fourth Proportional to 219,104.38, 302,364.06 and 118,502.38

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Solution

The fourth proportional to 219,104.38, 302,364.06 and 118,502.38 is: 163,533.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,104.38 : 302,364.06 = 118,502.38 : x
  2. Step 2: Convert to fraction form
    219,104.38/302,364.06 = 118,502.38/x
  3. Step 3: Cross multiply
    219,104.38x = 302,364.06 × 118,502.38
  4. Step 4: Simplify right side
    219,104.38x = 35,830,859,224.64
  5. Step 5: Solve for x
    x = 35,830,859,224.64/219,104.38
  6. Step 6: Final answer
    x = 163,533.29

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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.