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Finding the Fourth Proportional to 94,454, 130,346.52 and 52,012.43

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Solution

The fourth proportional to 94,454, 130,346.52 and 52,012.43 is: 71,777.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,454 : 130,346.52 = 52,012.43 : x
  2. Step 2: Convert to fraction form
    94,454/130,346.52 = 52,012.43/x
  3. Step 3: Cross multiply
    94,454x = 130,346.52 × 52,012.43
  4. Step 4: Simplify right side
    94,454x = 6,779,639,247.24
  5. Step 5: Solve for x
    x = 6,779,639,247.24/94,454
  6. Step 6: Final answer
    x = 71,777.15

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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.