Home / 180,633.56-249,274.28-100,066.30

Finding the Fourth Proportional to 180,633.56, 249,274.28 and 100,066.30

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Solution

The fourth proportional to 180,633.56, 249,274.28 and 100,066.30 is: 138,091.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,633.56 : 249,274.28 = 100,066.30 : x
  2. Step 2: Convert to fraction form
    180,633.56/249,274.28 = 100,066.30/x
  3. Step 3: Cross multiply
    180,633.56x = 249,274.28 × 100,066.30
  4. Step 4: Simplify right side
    180,633.56x = 24,943,954,884.76
  5. Step 5: Solve for x
    x = 24,943,954,884.76/180,633.56
  6. Step 6: Final answer
    x = 138,091.48

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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.