Home / 58,835.48-81,193.46-31,977.99

Finding the Fourth Proportional to 58,835.48, 81,193.46 and 31,977.99

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Solution

The fourth proportional to 58,835.48, 81,193.46 and 31,977.99 is: 44,129.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,835.48 : 81,193.46 = 31,977.99 : x
  2. Step 2: Convert to fraction form
    58,835.48/81,193.46 = 31,977.99/x
  3. Step 3: Cross multiply
    58,835.48x = 81,193.46 × 31,977.99
  4. Step 4: Simplify right side
    58,835.48x = 2,596,403,492.06
  5. Step 5: Solve for x
    x = 2,596,403,492.06/58,835.48
  6. Step 6: Final answer
    x = 44,129.90

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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.