Home / 88,501.28-122,075.97-52,664.54

Finding the Fourth Proportional to 88,501.28, 122,075.97 and 52,664.54

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Solution

The fourth proportional to 88,501.28, 122,075.97 and 52,664.54 is: 72,643.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,501.28 : 122,075.97 = 52,664.54 : x
  2. Step 2: Convert to fraction form
    88,501.28/122,075.97 = 52,664.54/x
  3. Step 3: Cross multiply
    88,501.28x = 122,075.97 × 52,664.54
  4. Step 4: Simplify right side
    88,501.28x = 6,429,074,805.10
  5. Step 5: Solve for x
    x = 6,429,074,805.10/88,501.28
  6. Step 6: Final answer
    x = 72,643.86

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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.