Home / 135,528.02-187,032.77-75,093.01

Finding the Fourth Proportional to 135,528.02, 187,032.77 and 75,093.01

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Solution

The fourth proportional to 135,528.02, 187,032.77 and 75,093.01 is: 103,630.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,528.02 : 187,032.77 = 75,093.01 : x
  2. Step 2: Convert to fraction form
    135,528.02/187,032.77 = 75,093.01/x
  3. Step 3: Cross multiply
    135,528.02x = 187,032.77 × 75,093.01
  4. Step 4: Simplify right side
    135,528.02x = 14,044,853,667.94
  5. Step 5: Solve for x
    x = 14,044,853,667.94/135,528.02
  6. Step 6: Final answer
    x = 103,630.63

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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.