Home / 135,474.67-186,955.02-75,049.23

Finding the Fourth Proportional to 135,474.67, 186,955.02 and 75,049.23

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Solution

The fourth proportional to 135,474.67, 186,955.02 and 75,049.23 is: 103,567.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,474.67 : 186,955.02 = 75,049.23 : x
  2. Step 2: Convert to fraction form
    135,474.67/186,955.02 = 75,049.23/x
  3. Step 3: Cross multiply
    135,474.67x = 186,955.02 × 75,049.23
  4. Step 4: Simplify right side
    135,474.67x = 14,030,830,295.63
  5. Step 5: Solve for x
    x = 14,030,830,295.63/135,474.67
  6. Step 6: Final answer
    x = 103,567.92

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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.