Home / 140,354.24-210,532.26-56,121.47

Finding the Fourth Proportional to 140,354.24, 210,532.26 and 56,121.47

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Solution

The fourth proportional to 140,354.24, 210,532.26 and 56,121.47 is: 84,182.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,354.24 : 210,532.26 = 56,121.47 : x
  2. Step 2: Convert to fraction form
    140,354.24/210,532.26 = 56,121.47/x
  3. Step 3: Cross multiply
    140,354.24x = 210,532.26 × 56,121.47
  4. Step 4: Simplify right side
    140,354.24x = 11,815,381,045.16
  5. Step 5: Solve for x
    x = 11,815,381,045.16/140,354.24
  6. Step 6: Final answer
    x = 84,182.58

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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.