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Finding the Fourth Proportional to 94,671.99, 130,646.72 and 52,230.42

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Solution

The fourth proportional to 94,671.99, 130,646.72 and 52,230.42 is: 72,077.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,671.99 : 130,646.72 = 52,230.42 : x
  2. Step 2: Convert to fraction form
    94,671.99/130,646.72 = 52,230.42/x
  3. Step 3: Cross multiply
    94,671.99x = 130,646.72 × 52,230.42
  4. Step 4: Simplify right side
    94,671.99x = 6,823,733,187.80
  5. Step 5: Solve for x
    x = 6,823,733,187.80/94,671.99
  6. Step 6: Final answer
    x = 72,077.64

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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.