Home / 134,243.90-185,254.92-73,814.06

Finding the Fourth Proportional to 134,243.90, 185,254.92 and 73,814.06

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Solution

The fourth proportional to 134,243.90, 185,254.92 and 73,814.06 is: 101,862.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,243.90 : 185,254.92 = 73,814.06 : x
  2. Step 2: Convert to fraction form
    134,243.90/185,254.92 = 73,814.06/x
  3. Step 3: Cross multiply
    134,243.90x = 185,254.92 × 73,814.06
  4. Step 4: Simplify right side
    134,243.90x = 13,674,417,780.18
  5. Step 5: Solve for x
    x = 13,674,417,780.18/134,243.90
  6. Step 6: Final answer
    x = 101,862.49

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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.