Home / 134,477.30-185,580.06-74,053.56

Finding the Fourth Proportional to 134,477.30, 185,580.06 and 74,053.56

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Solution

The fourth proportional to 134,477.30, 185,580.06 and 74,053.56 is: 102,194.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,477.30 : 185,580.06 = 74,053.56 : x
  2. Step 2: Convert to fraction form
    134,477.30/185,580.06 = 74,053.56/x
  3. Step 3: Cross multiply
    134,477.30x = 185,580.06 × 74,053.56
  4. Step 4: Simplify right side
    134,477.30x = 13,742,863,737.75
  5. Step 5: Solve for x
    x = 13,742,863,737.75/134,477.30
  6. Step 6: Final answer
    x = 102,194.67

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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.