Home / 219,005.52-302,228.32-118,404.24

Finding the Fourth Proportional to 219,005.52, 302,228.32 and 118,404.24

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Solution

The fourth proportional to 219,005.52, 302,228.32 and 118,404.24 is: 163,398.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,005.52 : 302,228.32 = 118,404.24 : x
  2. Step 2: Convert to fraction form
    219,005.52/302,228.32 = 118,404.24/x
  3. Step 3: Cross multiply
    219,005.52x = 302,228.32 × 118,404.24
  4. Step 4: Simplify right side
    219,005.52x = 35,785,114,536.08
  5. Step 5: Solve for x
    x = 35,785,114,536.08/219,005.52
  6. Step 6: Final answer
    x = 163,398.23

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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.