Home / 88,828.30-122,579.40-48,543.46

Finding the Fourth Proportional to 88,828.30, 122,579.40 and 48,543.46

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Solution

The fourth proportional to 88,828.30, 122,579.40 and 48,543.46 is: 66,987.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,828.30 : 122,579.40 = 48,543.46 : x
  2. Step 2: Convert to fraction form
    88,828.30/122,579.40 = 48,543.46/x
  3. Step 3: Cross multiply
    88,828.30x = 122,579.40 × 48,543.46
  4. Step 4: Simplify right side
    88,828.30x = 5,950,428,200.72
  5. Step 5: Solve for x
    x = 5,950,428,200.72/88,828.30
  6. Step 6: Final answer
    x = 66,987.98

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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.