Home / 219,541.63-302,944.26-124,029.88

Finding the Fourth Proportional to 219,541.63, 302,944.26 and 124,029.88

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Solution

The fourth proportional to 219,541.63, 302,944.26 and 124,029.88 is: 171,148.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,541.63 : 302,944.26 = 124,029.88 : x
  2. Step 2: Convert to fraction form
    219,541.63/302,944.26 = 124,029.88/x
  3. Step 3: Cross multiply
    219,541.63x = 302,944.26 × 124,029.88
  4. Step 4: Simplify right side
    219,541.63x = 37,574,140,214.49
  5. Step 5: Solve for x
    x = 37,574,140,214.49/219,541.63
  6. Step 6: Final answer
    x = 171,148.13

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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.