Home / 163,590.22-245,385.48-51,279.22

Finding the Fourth Proportional to 163,590.22, 245,385.48 and 51,279.22

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Solution

The fourth proportional to 163,590.22, 245,385.48 and 51,279.22 is: 76,918.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,590.22 : 245,385.48 = 51,279.22 : x
  2. Step 2: Convert to fraction form
    163,590.22/245,385.48 = 51,279.22/x
  3. Step 3: Cross multiply
    163,590.22x = 245,385.48 × 51,279.22
  4. Step 4: Simplify right side
    163,590.22x = 12,583,176,013.73
  5. Step 5: Solve for x
    x = 12,583,176,013.73/163,590.22
  6. Step 6: Final answer
    x = 76,918.88

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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.