Home / 171,835.12-257,755.59-59,518.66

Finding the Fourth Proportional to 171,835.12, 257,755.59 and 59,518.66

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Solution

The fourth proportional to 171,835.12, 257,755.59 and 59,518.66 is: 89,279.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,835.12 : 257,755.59 = 59,518.66 : x
  2. Step 2: Convert to fraction form
    171,835.12/257,755.59 = 59,518.66/x
  3. Step 3: Cross multiply
    171,835.12x = 257,755.59 × 59,518.66
  4. Step 4: Simplify right side
    171,835.12x = 15,341,267,324.31
  5. Step 5: Solve for x
    x = 15,341,267,324.31/171,835.12
  6. Step 6: Final answer
    x = 89,279.00

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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.