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Finding the Fourth Proportional to 235,465.92, 325,014.12 and 160,058.16

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Solution

The fourth proportional to 235,465.92, 325,014.12 and 160,058.16 is: 220,928.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,465.92 : 325,014.12 = 160,058.16 : x
  2. Step 2: Convert to fraction form
    235,465.92/325,014.12 = 160,058.16/x
  3. Step 3: Cross multiply
    235,465.92x = 325,014.12 × 160,058.16
  4. Step 4: Simplify right side
    235,465.92x = 52,021,162,021.22
  5. Step 5: Solve for x
    x = 52,021,162,021.22/235,465.92
  6. Step 6: Final answer
    x = 220,928.63

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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.