Home / 88,435.46-122,021.98-52,618.48

Finding the Fourth Proportional to 88,435.46, 122,021.98 and 52,618.48

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Solution

The fourth proportional to 88,435.46, 122,021.98 and 52,618.48 is: 72,602.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,435.46 : 122,021.98 = 52,618.48 : x
  2. Step 2: Convert to fraction form
    88,435.46/122,021.98 = 52,618.48/x
  3. Step 3: Cross multiply
    88,435.46x = 122,021.98 × 52,618.48
  4. Step 4: Simplify right side
    88,435.46x = 6,420,610,677.59
  5. Step 5: Solve for x
    x = 6,420,610,677.59/88,435.46
  6. Step 6: Final answer
    x = 72,602.22

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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.