Home / 137,268.18-205,566.93-84,605.22

Finding the Fourth Proportional to 137,268.18, 205,566.93 and 84,605.22

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Solution

The fourth proportional to 137,268.18, 205,566.93 and 84,605.22 is: 126,701.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,268.18 : 205,566.93 = 84,605.22 : x
  2. Step 2: Convert to fraction form
    137,268.18/205,566.93 = 84,605.22/x
  3. Step 3: Cross multiply
    137,268.18x = 205,566.93 × 84,605.22
  4. Step 4: Simplify right side
    137,268.18x = 17,392,035,337.37
  5. Step 5: Solve for x
    x = 17,392,035,337.37/137,268.18
  6. Step 6: Final answer
    x = 126,701.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.