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Finding the Fourth Proportional to 56,923.10, 85,231.05 and 56,923.10

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Solution

The fourth proportional to 56,923.10, 85,231.05 and 56,923.10 is: 85,231.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,923.10 : 85,231.05 = 56,923.10 : x
  2. Step 2: Convert to fraction form
    56,923.10/85,231.05 = 56,923.10/x
  3. Step 3: Cross multiply
    56,923.10x = 85,231.05 × 56,923.10
  4. Step 4: Simplify right side
    56,923.10x = 4,851,615,582.26
  5. Step 5: Solve for x
    x = 4,851,615,582.26/56,923.10
  6. Step 6: Final answer
    x = 85,231.05

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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.