Home / 61,210.72-84,471.60-34,359.04

Finding the Fourth Proportional to 61,210.72, 84,471.60 and 34,359.04

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Solution

The fourth proportional to 61,210.72, 84,471.60 and 34,359.04 is: 47,415.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,210.72 : 84,471.60 = 34,359.04 : x
  2. Step 2: Convert to fraction form
    61,210.72/84,471.60 = 34,359.04/x
  3. Step 3: Cross multiply
    61,210.72x = 84,471.60 × 34,359.04
  4. Step 4: Simplify right side
    61,210.72x = 2,902,363,083.26
  5. Step 5: Solve for x
    x = 2,902,363,083.26/61,210.72
  6. Step 6: Final answer
    x = 47,415.93

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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.