Home / 287,092.13-430,493.40-167,187.83

Finding the Fourth Proportional to 287,092.13, 430,493.40 and 167,187.83

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Solution

The fourth proportional to 287,092.13, 430,493.40 and 167,187.83 is: 250,697.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,092.13 : 430,493.40 = 167,187.83 : x
  2. Step 2: Convert to fraction form
    287,092.13/430,493.40 = 167,187.83/x
  3. Step 3: Cross multiply
    287,092.13x = 430,493.40 × 167,187.83
  4. Step 4: Simplify right side
    287,092.13x = 71,973,255,222.86
  5. Step 5: Solve for x
    x = 71,973,255,222.86/287,092.13
  6. Step 6: Final answer
    x = 250,697.42

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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.