Home / 219,044.64-302,281.44-123,551.04

Finding the Fourth Proportional to 219,044.64, 302,281.44 and 123,551.04

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Solution

The fourth proportional to 219,044.64, 302,281.44 and 123,551.04 is: 170,500.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,044.64 : 302,281.44 = 123,551.04 : x
  2. Step 2: Convert to fraction form
    219,044.64/302,281.44 = 123,551.04/x
  3. Step 3: Cross multiply
    219,044.64x = 302,281.44 × 123,551.04
  4. Step 4: Simplify right side
    219,044.64x = 37,347,186,284.70
  5. Step 5: Solve for x
    x = 37,347,186,284.70/219,044.64
  6. Step 6: Final answer
    x = 170,500.34

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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.