Home / 156,207.13-234,262.21-56,354.31

Finding the Fourth Proportional to 156,207.13, 234,262.21 and 56,354.31

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Solution

The fourth proportional to 156,207.13, 234,262.21 and 56,354.31 is: 84,513.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,207.13 : 234,262.21 = 56,354.31 : x
  2. Step 2: Convert to fraction form
    156,207.13/234,262.21 = 56,354.31/x
  3. Step 3: Cross multiply
    156,207.13x = 234,262.21 × 56,354.31
  4. Step 4: Simplify right side
    156,207.13x = 13,201,685,062.74
  5. Step 5: Solve for x
    x = 13,201,685,062.74/156,207.13
  6. Step 6: Final answer
    x = 84,513.97

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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.