Home / 134,541.03-185,665.76-74,110.27

Finding the Fourth Proportional to 134,541.03, 185,665.76 and 74,110.27

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Solution

The fourth proportional to 134,541.03, 185,665.76 and 74,110.27 is: 102,271.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,541.03 : 185,665.76 = 74,110.27 : x
  2. Step 2: Convert to fraction form
    134,541.03/185,665.76 = 74,110.27/x
  3. Step 3: Cross multiply
    134,541.03x = 185,665.76 × 74,110.27
  4. Step 4: Simplify right side
    134,541.03x = 13,759,739,742.80
  5. Step 5: Solve for x
    x = 13,759,739,742.80/134,541.03
  6. Step 6: Final answer
    x = 102,271.70

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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.