Home / 58,745.18-81,068.08-31,887.47

Finding the Fourth Proportional to 58,745.18, 81,068.08 and 31,887.47

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Solution

The fourth proportional to 58,745.18, 81,068.08 and 31,887.47 is: 44,004.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,745.18 : 81,068.08 = 31,887.47 : x
  2. Step 2: Convert to fraction form
    58,745.18/81,068.08 = 31,887.47/x
  3. Step 3: Cross multiply
    58,745.18x = 81,068.08 × 31,887.47
  4. Step 4: Simplify right side
    58,745.18x = 2,585,055,968.96
  5. Step 5: Solve for x
    x = 2,585,055,968.96/58,745.18
  6. Step 6: Final answer
    x = 44,004.56

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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.