Home / 135,492.14-186,973.83-75,063.74

Finding the Fourth Proportional to 135,492.14, 186,973.83 and 75,063.74

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Solution

The fourth proportional to 135,492.14, 186,973.83 and 75,063.74 is: 103,585.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,492.14 : 186,973.83 = 75,063.74 : x
  2. Step 2: Convert to fraction form
    135,492.14/186,973.83 = 75,063.74/x
  3. Step 3: Cross multiply
    135,492.14x = 186,973.83 × 75,063.74
  4. Step 4: Simplify right side
    135,492.14x = 14,034,954,027.06
  5. Step 5: Solve for x
    x = 14,034,954,027.06/135,492.14
  6. Step 6: Final answer
    x = 103,585.00

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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.