Home / 134,477.63-185,580.38-74,049.66

Finding the Fourth Proportional to 134,477.63, 185,580.38 and 74,049.66

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Solution

The fourth proportional to 134,477.63, 185,580.38 and 74,049.66 is: 102,189.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,477.63 : 185,580.38 = 74,049.66 : x
  2. Step 2: Convert to fraction form
    134,477.63/185,580.38 = 74,049.66/x
  3. Step 3: Cross multiply
    134,477.63x = 185,580.38 × 74,049.66
  4. Step 4: Simplify right side
    134,477.63x = 13,742,164,226.80
  5. Step 5: Solve for x
    x = 13,742,164,226.80/134,477.63
  6. Step 6: Final answer
    x = 102,189.22

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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.