Home / 88,625.58-122,315.04-56,363.24

Finding the Fourth Proportional to 88,625.58, 122,315.04 and 56,363.24

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Solution

The fourth proportional to 88,625.58, 122,315.04 and 56,363.24 is: 77,788.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,625.58 : 122,315.04 = 56,363.24 : x
  2. Step 2: Convert to fraction form
    88,625.58/122,315.04 = 56,363.24/x
  3. Step 3: Cross multiply
    88,625.58x = 122,315.04 × 56,363.24
  4. Step 4: Simplify right side
    88,625.58x = 6,894,071,343.55
  5. Step 5: Solve for x
    x = 6,894,071,343.55/88,625.58
  6. Step 6: Final answer
    x = 77,788.73

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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.