Home / 134,656.14-185,817.60-77,282.22

Finding the Fourth Proportional to 134,656.14, 185,817.60 and 77,282.22

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Solution

The fourth proportional to 134,656.14, 185,817.60 and 77,282.22 is: 106,644.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,656.14 : 185,817.60 = 77,282.22 : x
  2. Step 2: Convert to fraction form
    134,656.14/185,817.60 = 77,282.22/x
  3. Step 3: Cross multiply
    134,656.14x = 185,817.60 × 77,282.22
  4. Step 4: Simplify right side
    134,656.14x = 14,360,396,643.07
  5. Step 5: Solve for x
    x = 14,360,396,643.07/134,656.14
  6. Step 6: Final answer
    x = 106,644.94

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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.