Home / 292,865.15-439,186.86-159,672.92

Finding the Fourth Proportional to 292,865.15, 439,186.86 and 159,672.92

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Solution

The fourth proportional to 292,865.15, 439,186.86 and 159,672.92 is: 239,448.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,865.15 : 439,186.86 = 159,672.92 : x
  2. Step 2: Convert to fraction form
    292,865.15/439,186.86 = 159,672.92/x
  3. Step 3: Cross multiply
    292,865.15x = 439,186.86 × 159,672.92
  4. Step 4: Simplify right side
    292,865.15x = 70,126,246,165.90
  5. Step 5: Solve for x
    x = 70,126,246,165.90/292,865.15
  6. Step 6: Final answer
    x = 239,448.93

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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.