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Finding the Fourth Proportional to 228,322.01, 342,475.95 and 108,465.24

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Solution

The fourth proportional to 228,322.01, 342,475.95 and 108,465.24 is: 162,694.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,322.01 : 342,475.95 = 108,465.24 : x
  2. Step 2: Convert to fraction form
    228,322.01/342,475.95 = 108,465.24/x
  3. Step 3: Cross multiply
    228,322.01x = 342,475.95 × 108,465.24
  4. Step 4: Simplify right side
    228,322.01x = 37,146,736,110.98
  5. Step 5: Solve for x
    x = 37,146,736,110.98/228,322.01
  6. Step 6: Final answer
    x = 162,694.50

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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.