Home / 236,445.31-354,720.21-67,966.12

Finding the Fourth Proportional to 236,445.31, 354,720.21 and 67,966.12

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Solution

The fourth proportional to 236,445.31, 354,720.21 and 67,966.12 is: 101,964.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,445.31 : 354,720.21 = 67,966.12 : x
  2. Step 2: Convert to fraction form
    236,445.31/354,720.21 = 67,966.12/x
  3. Step 3: Cross multiply
    236,445.31x = 354,720.21 × 67,966.12
  4. Step 4: Simplify right side
    236,445.31x = 24,108,956,359.29
  5. Step 5: Solve for x
    x = 24,108,956,359.29/236,445.31
  6. Step 6: Final answer
    x = 101,964.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.