Home / 219,043.24-302,279.46-118,441

Finding the Fourth Proportional to 219,043.24, 302,279.46 and 118,441

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Solution

The fourth proportional to 219,043.24, 302,279.46 and 118,441 is: 163,448.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,043.24 : 302,279.46 = 118,441 : x
  2. Step 2: Convert to fraction form
    219,043.24/302,279.46 = 118,441/x
  3. Step 3: Cross multiply
    219,043.24x = 302,279.46 × 118,441
  4. Step 4: Simplify right side
    219,043.24x = 35,802,281,521.86
  5. Step 5: Solve for x
    x = 35,802,281,521.86/219,043.24
  6. Step 6: Final answer
    x = 163,448.47

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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.