Home / 88,800.79-122,548.80-51,075.04

Finding the Fourth Proportional to 88,800.79, 122,548.80 and 51,075.04

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Solution

The fourth proportional to 88,800.79, 122,548.80 and 51,075.04 is: 70,485.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,800.79 : 122,548.80 = 51,075.04 : x
  2. Step 2: Convert to fraction form
    88,800.79/122,548.80 = 51,075.04/x
  3. Step 3: Cross multiply
    88,800.79x = 122,548.80 × 51,075.04
  4. Step 4: Simplify right side
    88,800.79x = 6,259,184,861.95
  5. Step 5: Solve for x
    x = 6,259,184,861.95/88,800.79
  6. Step 6: Final answer
    x = 70,485.69

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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.