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Finding the Fourth Proportional to 73,287.34, 101,026.28 and 57,344.10

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Solution

The fourth proportional to 73,287.34, 101,026.28 and 57,344.10 is: 79,048.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,287.34 : 101,026.28 = 57,344.10 : x
  2. Step 2: Convert to fraction form
    73,287.34/101,026.28 = 57,344.10/x
  3. Step 3: Cross multiply
    73,287.34x = 101,026.28 × 57,344.10
  4. Step 4: Simplify right side
    73,287.34x = 5,793,261,102.95
  5. Step 5: Solve for x
    x = 5,793,261,102.95/73,287.34
  6. Step 6: Final answer
    x = 79,048.59

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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.