Home / 180,876.98-249,723.09-116,457.91

Finding the Fourth Proportional to 180,876.98, 249,723.09 and 116,457.91

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Solution

The fourth proportional to 180,876.98, 249,723.09 and 116,457.91 is: 160,784.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,876.98 : 249,723.09 = 116,457.91 : x
  2. Step 2: Convert to fraction form
    180,876.98/249,723.09 = 116,457.91/x
  3. Step 3: Cross multiply
    180,876.98x = 249,723.09 × 116,457.91
  4. Step 4: Simplify right side
    180,876.98x = 29,082,229,140.14
  5. Step 5: Solve for x
    x = 29,082,229,140.14/180,876.98
  6. Step 6: Final answer
    x = 160,784.58

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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.