Home / 142,884.20-214,335.20-37,703.28

Finding the Fourth Proportional to 142,884.20, 214,335.20 and 37,703.28

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Solution

The fourth proportional to 142,884.20, 214,335.20 and 37,703.28 is: 56,557.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,884.20 : 214,335.20 = 37,703.28 : x
  2. Step 2: Convert to fraction form
    142,884.20/214,335.20 = 37,703.28/x
  3. Step 3: Cross multiply
    142,884.20x = 214,335.20 × 37,703.28
  4. Step 4: Simplify right side
    142,884.20x = 8,081,140,059.46
  5. Step 5: Solve for x
    x = 8,081,140,059.46/142,884.20
  6. Step 6: Final answer
    x = 56,557.27

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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.