Home / 76,552.90-105,643.04-44,291.91

Finding the Fourth Proportional to 76,552.90, 105,643.04 and 44,291.91

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Solution

The fourth proportional to 76,552.90, 105,643.04 and 44,291.91 is: 61,122.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,552.90 : 105,643.04 = 44,291.91 : x
  2. Step 2: Convert to fraction form
    76,552.90/105,643.04 = 44,291.91/x
  3. Step 3: Cross multiply
    76,552.90x = 105,643.04 × 44,291.91
  4. Step 4: Simplify right side
    76,552.90x = 4,679,132,194.51
  5. Step 5: Solve for x
    x = 4,679,132,194.51/76,552.90
  6. Step 6: Final answer
    x = 61,122.86

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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.