Home / 247,525.86-341,557.29-138,615.03

Finding the Fourth Proportional to 247,525.86, 341,557.29 and 138,615.03

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Solution

The fourth proportional to 247,525.86, 341,557.29 and 138,615.03 is: 191,272.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,525.86 : 341,557.29 = 138,615.03 : x
  2. Step 2: Convert to fraction form
    247,525.86/341,557.29 = 138,615.03/x
  3. Step 3: Cross multiply
    247,525.86x = 341,557.29 × 138,615.03
  4. Step 4: Simplify right side
    247,525.86x = 47,344,974,000.07
  5. Step 5: Solve for x
    x = 47,344,974,000.07/247,525.86
  6. Step 6: Final answer
    x = 191,272.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.