Home / 135,817.56-187,314.93-101,901.24

Finding the Fourth Proportional to 135,817.56, 187,314.93 and 101,901.24

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Solution

The fourth proportional to 135,817.56, 187,314.93 and 101,901.24 is: 140,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,817.56 : 187,314.93 = 101,901.24 : x
  2. Step 2: Convert to fraction form
    135,817.56/187,314.93 = 101,901.24/x
  3. Step 3: Cross multiply
    135,817.56x = 187,314.93 × 101,901.24
  4. Step 4: Simplify right side
    135,817.56x = 19,087,623,637.51
  5. Step 5: Solve for x
    x = 19,087,623,637.51/135,817.56
  6. Step 6: Final answer
    x = 140,538.70

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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.