Home / 180,310.72-248,746.08-116,669.28

Finding the Fourth Proportional to 180,310.72, 248,746.08 and 116,669.28

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Solution

The fourth proportional to 180,310.72, 248,746.08 and 116,669.28 is: 160,950.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,310.72 : 248,746.08 = 116,669.28 : x
  2. Step 2: Convert to fraction form
    180,310.72/248,746.08 = 116,669.28/x
  3. Step 3: Cross multiply
    180,310.72x = 248,746.08 × 116,669.28
  4. Step 4: Simplify right side
    180,310.72x = 29,021,026,056.42
  5. Step 5: Solve for x
    x = 29,021,026,056.42/180,310.72
  6. Step 6: Final answer
    x = 160,950.09

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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.