Home / 343,688.98-515,542.10-94,370.26

Finding the Fourth Proportional to 343,688.98, 515,542.10 and 94,370.26

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Solution

The fourth proportional to 343,688.98, 515,542.10 and 94,370.26 is: 141,557.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,688.98 : 515,542.10 = 94,370.26 : x
  2. Step 2: Convert to fraction form
    343,688.98/515,542.10 = 94,370.26/x
  3. Step 3: Cross multiply
    343,688.98x = 515,542.10 × 94,370.26
  4. Step 4: Simplify right side
    343,688.98x = 48,651,842,017.95
  5. Step 5: Solve for x
    x = 48,651,842,017.95/343,688.98
  6. Step 6: Final answer
    x = 141,557.76

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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.