Home / 58,745.16-81,066.12-31,887.08

Finding the Fourth Proportional to 58,745.16, 81,066.12 and 31,887.08

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Solution

The fourth proportional to 58,745.16, 81,066.12 and 31,887.08 is: 44,002.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,745.16 : 81,066.12 = 31,887.08 : x
  2. Step 2: Convert to fraction form
    58,745.16/81,066.12 = 31,887.08/x
  3. Step 3: Cross multiply
    58,745.16x = 81,066.12 × 31,887.08
  4. Step 4: Simplify right side
    58,745.16x = 2,584,961,853.73
  5. Step 5: Solve for x
    x = 2,584,961,853.73/58,745.16
  6. Step 6: Final answer
    x = 44,002.98

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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.