Home / 140,355.24-210,533.76-56,122.47

Finding the Fourth Proportional to 140,355.24, 210,533.76 and 56,122.47

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Solution

The fourth proportional to 140,355.24, 210,533.76 and 56,122.47 is: 84,184.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,355.24 : 210,533.76 = 56,122.47 : x
  2. Step 2: Convert to fraction form
    140,355.24/210,533.76 = 56,122.47/x
  3. Step 3: Cross multiply
    140,355.24x = 210,533.76 × 56,122.47
  4. Step 4: Simplify right side
    140,355.24x = 11,815,674,629.59
  5. Step 5: Solve for x
    x = 11,815,674,629.59/140,355.24
  6. Step 6: Final answer
    x = 84,184.06

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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.