Home / 235,742.07-325,331.10-145,150.29

Finding the Fourth Proportional to 235,742.07, 325,331.10 and 145,150.29

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Solution

The fourth proportional to 235,742.07, 325,331.10 and 145,150.29 is: 200,311.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,742.07 : 325,331.10 = 145,150.29 : x
  2. Step 2: Convert to fraction form
    235,742.07/325,331.10 = 145,150.29/x
  3. Step 3: Cross multiply
    235,742.07x = 325,331.10 × 145,150.29
  4. Step 4: Simplify right side
    235,742.07x = 47,221,903,511.02
  5. Step 5: Solve for x
    x = 47,221,903,511.02/235,742.07
  6. Step 6: Final answer
    x = 200,311.74

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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.