Home / 89,113.20-122,972.48-53,282.04

Finding the Fourth Proportional to 89,113.20, 122,972.48 and 53,282.04

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Solution

The fourth proportional to 89,113.20, 122,972.48 and 53,282.04 is: 73,526.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,113.20 : 122,972.48 = 53,282.04 : x
  2. Step 2: Convert to fraction form
    89,113.20/122,972.48 = 53,282.04/x
  3. Step 3: Cross multiply
    89,113.20x = 122,972.48 × 53,282.04
  4. Step 4: Simplify right side
    89,113.20x = 6,552,224,598.26
  5. Step 5: Solve for x
    x = 6,552,224,598.26/89,113.20
  6. Step 6: Final answer
    x = 73,526.98

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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.