Home / 61,208.80-84,521.28-58,059.52

Finding the Fourth Proportional to 61,208.80, 84,521.28 and 58,059.52

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Solution

The fourth proportional to 61,208.80, 84,521.28 and 58,059.52 is: 80,172.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,208.80 : 84,521.28 = 58,059.52 : x
  2. Step 2: Convert to fraction form
    61,208.80/84,521.28 = 58,059.52/x
  3. Step 3: Cross multiply
    61,208.80x = 84,521.28 × 58,059.52
  4. Step 4: Simplify right side
    61,208.80x = 4,907,264,946.59
  5. Step 5: Solve for x
    x = 4,907,264,946.59/61,208.80
  6. Step 6: Final answer
    x = 80,172.54

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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.