Home / 134,769.83-185,980.05-74,346.26

Finding the Fourth Proportional to 134,769.83, 185,980.05 and 74,346.26

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Solution

The fourth proportional to 134,769.83, 185,980.05 and 74,346.26 is: 102,596.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,769.83 : 185,980.05 = 74,346.26 : x
  2. Step 2: Convert to fraction form
    134,769.83/185,980.05 = 74,346.26/x
  3. Step 3: Cross multiply
    134,769.83x = 185,980.05 × 74,346.26
  4. Step 4: Simplify right side
    134,769.83x = 13,826,920,222.21
  5. Step 5: Solve for x
    x = 13,826,920,222.21/134,769.83
  6. Step 6: Final answer
    x = 102,596.56

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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.