Home / 175,089.06-262,539.63-55,123.47

Finding the Fourth Proportional to 175,089.06, 262,539.63 and 55,123.47

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Solution

The fourth proportional to 175,089.06, 262,539.63 and 55,123.47 is: 82,655.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,089.06 : 262,539.63 = 55,123.47 : x
  2. Step 2: Convert to fraction form
    175,089.06/262,539.63 = 55,123.47/x
  3. Step 3: Cross multiply
    175,089.06x = 262,539.63 × 55,123.47
  4. Step 4: Simplify right side
    175,089.06x = 14,472,095,418.12
  5. Step 5: Solve for x
    x = 14,472,095,418.12/175,089.06
  6. Step 6: Final answer
    x = 82,655.62

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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.