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Finding the Fourth Proportional to 88,580.76, 122,237.84 and 48,293.72

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Solution

The fourth proportional to 88,580.76, 122,237.84 and 48,293.72 is: 66,643.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,580.76 : 122,237.84 = 48,293.72 : x
  2. Step 2: Convert to fraction form
    88,580.76/122,237.84 = 48,293.72/x
  3. Step 3: Cross multiply
    88,580.76x = 122,237.84 × 48,293.72
  4. Step 4: Simplify right side
    88,580.76x = 5,903,320,018.36
  5. Step 5: Solve for x
    x = 5,903,320,018.36/88,580.76
  6. Step 6: Final answer
    x = 66,643.37

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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.