Home / 134,475.85-185,569.37-74,035.03

Finding the Fourth Proportional to 134,475.85, 185,569.37 and 74,035.03

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Solution

The fourth proportional to 134,475.85, 185,569.37 and 74,035.03 is: 102,164.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,475.85 : 185,569.37 = 74,035.03 : x
  2. Step 2: Convert to fraction form
    134,475.85/185,569.37 = 74,035.03/x
  3. Step 3: Cross multiply
    134,475.85x = 185,569.37 × 74,035.03
  4. Step 4: Simplify right side
    134,475.85x = 13,738,633,875.03
  5. Step 5: Solve for x
    x = 13,738,633,875.03/134,475.85
  6. Step 6: Final answer
    x = 102,164.32

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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.