Home / 182,945.10-274,590.45-112,961.10

Finding the Fourth Proportional to 182,945.10, 274,590.45 and 112,961.10

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Solution

The fourth proportional to 182,945.10, 274,590.45 and 112,961.10 is: 169,548.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,945.10 : 274,590.45 = 112,961.10 : x
  2. Step 2: Convert to fraction form
    182,945.10/274,590.45 = 112,961.10/x
  3. Step 3: Cross multiply
    182,945.10x = 274,590.45 × 112,961.10
  4. Step 4: Simplify right side
    182,945.10x = 31,018,039,281.50
  5. Step 5: Solve for x
    x = 31,018,039,281.50/182,945.10
  6. Step 6: Final answer
    x = 169,548.35

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1.5x scale

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.