Home / 134,674.43-185,842.67-74,247.62

Finding the Fourth Proportional to 134,674.43, 185,842.67 and 74,247.62

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Solution

The fourth proportional to 134,674.43, 185,842.67 and 74,247.62 is: 102,457.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,674.43 : 185,842.67 = 74,247.62 : x
  2. Step 2: Convert to fraction form
    134,674.43/185,842.67 = 74,247.62/x
  3. Step 3: Cross multiply
    134,674.43x = 185,842.67 × 74,247.62
  4. Step 4: Simplify right side
    134,674.43x = 13,798,374,641.49
  5. Step 5: Solve for x
    x = 13,798,374,641.49/134,674.43
  6. Step 6: Final answer
    x = 102,457.28

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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.