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Finding the Fourth Proportional to 52,390.50, 72,300.46 and 32,258.99

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Solution

The fourth proportional to 52,390.50, 72,300.46 and 32,258.99 is: 44,518.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,390.50 : 72,300.46 = 32,258.99 : x
  2. Step 2: Convert to fraction form
    52,390.50/72,300.46 = 32,258.99/x
  3. Step 3: Cross multiply
    52,390.50x = 72,300.46 × 32,258.99
  4. Step 4: Simplify right side
    52,390.50x = 2,332,339,816.14
  5. Step 5: Solve for x
    x = 2,332,339,816.14/52,390.50
  6. Step 6: Final answer
    x = 44,518.37

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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.