Home / 88,970.52-122,775.66-53,180.27

Finding the Fourth Proportional to 88,970.52, 122,775.66 and 53,180.27

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Solution

The fourth proportional to 88,970.52, 122,775.66 and 53,180.27 is: 73,386.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,970.52 : 122,775.66 = 53,180.27 : x
  2. Step 2: Convert to fraction form
    88,970.52/122,775.66 = 53,180.27/x
  3. Step 3: Cross multiply
    88,970.52x = 122,775.66 × 53,180.27
  4. Step 4: Simplify right side
    88,970.52x = 6,529,242,748.23
  5. Step 5: Solve for x
    x = 6,529,242,748.23/88,970.52
  6. Step 6: Final answer
    x = 73,386.59

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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.