Home / 61,355.18-84,677.12-34,133.96

Finding the Fourth Proportional to 61,355.18, 84,677.12 and 34,133.96

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Solution

The fourth proportional to 61,355.18, 84,677.12 and 34,133.96 is: 47,108.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,355.18 : 84,677.12 = 34,133.96 : x
  2. Step 2: Convert to fraction form
    61,355.18/84,677.12 = 34,133.96/x
  3. Step 3: Cross multiply
    61,355.18x = 84,677.12 × 34,133.96
  4. Step 4: Simplify right side
    61,355.18x = 2,890,364,832.94
  5. Step 5: Solve for x
    x = 2,890,364,832.94/61,355.18
  6. Step 6: Final answer
    x = 47,108.74

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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.