Home / 134,302.22-185,334-73,871.55

Finding the Fourth Proportional to 134,302.22, 185,334 and 73,871.55

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Solution

The fourth proportional to 134,302.22, 185,334 and 73,871.55 is: 101,941.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,302.22 : 185,334 = 73,871.55 : x
  2. Step 2: Convert to fraction form
    134,302.22/185,334 = 73,871.55/x
  3. Step 3: Cross multiply
    134,302.22x = 185,334 × 73,871.55
  4. Step 4: Simplify right side
    134,302.22x = 13,690,909,847.70
  5. Step 5: Solve for x
    x = 13,690,909,847.70/134,302.22
  6. Step 6: Final answer
    x = 101,941.06

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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.