Home / 119,277.99-178,916.88-30,531.36

Finding the Fourth Proportional to 119,277.99, 178,916.88 and 30,531.36

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Solution

The fourth proportional to 119,277.99, 178,916.88 and 30,531.36 is: 45,797.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,277.99 : 178,916.88 = 30,531.36 : x
  2. Step 2: Convert to fraction form
    119,277.99/178,916.88 = 30,531.36/x
  3. Step 3: Cross multiply
    119,277.99x = 178,916.88 × 30,531.36
  4. Step 4: Simplify right side
    119,277.99x = 5,462,574,691.57
  5. Step 5: Solve for x
    x = 5,462,574,691.57/119,277.99
  6. Step 6: Final answer
    x = 45,797.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.