Home / 88,582.39-122,213.02-56,768.83

Finding the Fourth Proportional to 88,582.39, 122,213.02 and 56,768.83

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Solution

The fourth proportional to 88,582.39, 122,213.02 and 56,768.83 is: 78,321.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,582.39 : 122,213.02 = 56,768.83 : x
  2. Step 2: Convert to fraction form
    88,582.39/122,213.02 = 56,768.83/x
  3. Step 3: Cross multiply
    88,582.39x = 122,213.02 × 56,768.83
  4. Step 4: Simplify right side
    88,582.39x = 6,937,890,156.17
  5. Step 5: Solve for x
    x = 6,937,890,156.17/88,582.39
  6. Step 6: Final answer
    x = 78,321.32

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1.5x scale

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.