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Finding the Fourth Proportional to 247,453.31, 341,486.50 and 134,276.06

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Solution

The fourth proportional to 247,453.31, 341,486.50 and 134,276.06 is: 185,301.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,453.31 : 341,486.50 = 134,276.06 : x
  2. Step 2: Convert to fraction form
    247,453.31/341,486.50 = 134,276.06/x
  3. Step 3: Cross multiply
    247,453.31x = 341,486.50 × 134,276.06
  4. Step 4: Simplify right side
    247,453.31x = 45,853,459,720.07
  5. Step 5: Solve for x
    x = 45,853,459,720.07/247,453.31
  6. Step 6: Final answer
    x = 185,301.46

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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.