Home / 88,665.16-122,360.34-52,858.12

Finding the Fourth Proportional to 88,665.16, 122,360.34 and 52,858.12

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Solution

The fourth proportional to 88,665.16, 122,360.34 and 52,858.12 is: 72,945.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,665.16 : 122,360.34 = 52,858.12 : x
  2. Step 2: Convert to fraction form
    88,665.16/122,360.34 = 52,858.12/x
  3. Step 3: Cross multiply
    88,665.16x = 122,360.34 × 52,858.12
  4. Step 4: Simplify right side
    88,665.16x = 6,467,737,534.96
  5. Step 5: Solve for x
    x = 6,467,737,534.96/88,665.16
  6. Step 6: Final answer
    x = 72,945.65

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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.