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Finding the Fourth Proportional to 56,000.90, 83,904.15 and 47,252.90

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Solution

The fourth proportional to 56,000.90, 83,904.15 and 47,252.90 is: 70,797.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,000.90 : 83,904.15 = 47,252.90 : x
  2. Step 2: Convert to fraction form
    56,000.90/83,904.15 = 47,252.90/x
  3. Step 3: Cross multiply
    56,000.90x = 83,904.15 × 47,252.90
  4. Step 4: Simplify right side
    56,000.90x = 3,964,714,409.54
  5. Step 5: Solve for x
    x = 3,964,714,409.54/56,000.90
  6. Step 6: Final answer
    x = 70,797.33

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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.