Home / 189,714.24-284,564.56-47,560.69

Finding the Fourth Proportional to 189,714.24, 284,564.56 and 47,560.69

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Solution

The fourth proportional to 189,714.24, 284,564.56 and 47,560.69 is: 71,339.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,714.24 : 284,564.56 = 47,560.69 : x
  2. Step 2: Convert to fraction form
    189,714.24/284,564.56 = 47,560.69/x
  3. Step 3: Cross multiply
    189,714.24x = 284,564.56 × 47,560.69
  4. Step 4: Simplify right side
    189,714.24x = 13,534,085,400.32
  5. Step 5: Solve for x
    x = 13,534,085,400.32/189,714.24
  6. Step 6: Final answer
    x = 71,339.32

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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.