Home / 58,745.76-81,069.18-31,888.26

Finding the Fourth Proportional to 58,745.76, 81,069.18 and 31,888.26

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Solution

The fourth proportional to 58,745.76, 81,069.18 and 31,888.26 is: 44,005.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,745.76 : 81,069.18 = 31,888.26 : x
  2. Step 2: Convert to fraction form
    58,745.76/81,069.18 = 31,888.26/x
  3. Step 3: Cross multiply
    58,745.76x = 81,069.18 × 31,888.26
  4. Step 4: Simplify right side
    58,745.76x = 2,585,155,089.83
  5. Step 5: Solve for x
    x = 2,585,155,089.83/58,745.76
  6. Step 6: Final answer
    x = 44,005.82

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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.