Home / 219,541.68-302,959.81-124,046.32

Finding the Fourth Proportional to 219,541.68, 302,959.81 and 124,046.32

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Solution

The fourth proportional to 219,541.68, 302,959.81 and 124,046.32 is: 171,179.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,541.68 : 302,959.81 = 124,046.32 : x
  2. Step 2: Convert to fraction form
    219,541.68/302,959.81 = 124,046.32/x
  3. Step 3: Cross multiply
    219,541.68x = 302,959.81 × 124,046.32
  4. Step 4: Simplify right side
    219,541.68x = 37,581,049,538.40
  5. Step 5: Solve for x
    x = 37,581,049,538.40/219,541.68
  6. Step 6: Final answer
    x = 171,179.57

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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.