Home / 61,730.36-85,187.27-34,872.83

Finding the Fourth Proportional to 61,730.36, 85,187.27 and 34,872.83

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Solution

The fourth proportional to 61,730.36, 85,187.27 and 34,872.83 is: 48,124.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,730.36 : 85,187.27 = 34,872.83 : x
  2. Step 2: Convert to fraction form
    61,730.36/85,187.27 = 34,872.83/x
  3. Step 3: Cross multiply
    61,730.36x = 85,187.27 × 34,872.83
  4. Step 4: Simplify right side
    61,730.36x = 2,970,721,010.51
  5. Step 5: Solve for x
    x = 2,970,721,010.51/61,730.36
  6. Step 6: Final answer
    x = 48,124.15

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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.