Home / 135,969.17-187,616.66-75,534.26

Finding the Fourth Proportional to 135,969.17, 187,616.66 and 75,534.26

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Solution

The fourth proportional to 135,969.17, 187,616.66 and 75,534.26 is: 104,225.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,969.17 : 187,616.66 = 75,534.26 : x
  2. Step 2: Convert to fraction form
    135,969.17/187,616.66 = 75,534.26/x
  3. Step 3: Cross multiply
    135,969.17x = 187,616.66 × 75,534.26
  4. Step 4: Simplify right side
    135,969.17x = 14,171,484,261.02
  5. Step 5: Solve for x
    x = 14,171,484,261.02/135,969.17
  6. Step 6: Final answer
    x = 104,225.72

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1.5x scale

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.