Home / 58,774.11-81,108.86-31,916.85

Finding the Fourth Proportional to 58,774.11, 81,108.86 and 31,916.85

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Solution

The fourth proportional to 58,774.11, 81,108.86 and 31,916.85 is: 44,045.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,774.11 : 81,108.86 = 31,916.85 : x
  2. Step 2: Convert to fraction form
    58,774.11/81,108.86 = 31,916.85/x
  3. Step 3: Cross multiply
    58,774.11x = 81,108.86 × 31,916.85
  4. Step 4: Simplify right side
    58,774.11x = 2,588,739,318.29
  5. Step 5: Solve for x
    x = 2,588,739,318.29/58,774.11
  6. Step 6: Final answer
    x = 44,045.57

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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.