Home / 131,054.98-180,854.92-74,466.36

Finding the Fourth Proportional to 131,054.98, 180,854.92 and 74,466.36

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Solution

The fourth proportional to 131,054.98, 180,854.92 and 74,466.36 is: 102,763.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,054.98 : 180,854.92 = 74,466.36 : x
  2. Step 2: Convert to fraction form
    131,054.98/180,854.92 = 74,466.36/x
  3. Step 3: Cross multiply
    131,054.98x = 180,854.92 × 74,466.36
  4. Step 4: Simplify right side
    131,054.98x = 13,467,607,580.49
  5. Step 5: Solve for x
    x = 13,467,607,580.49/131,054.98
  6. Step 6: Final answer
    x = 102,763.04

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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.