Home / 88,966.98-122,627.79-63,134.46

Finding the Fourth Proportional to 88,966.98, 122,627.79 and 63,134.46

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Solution

The fourth proportional to 88,966.98, 122,627.79 and 63,134.46 is: 87,021.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,966.98 : 122,627.79 = 63,134.46 : x
  2. Step 2: Convert to fraction form
    88,966.98/122,627.79 = 63,134.46/x
  3. Step 3: Cross multiply
    88,966.98x = 122,627.79 × 63,134.46
  4. Step 4: Simplify right side
    88,966.98x = 7,742,039,302.64
  5. Step 5: Solve for x
    x = 7,742,039,302.64/88,966.98
  6. Step 6: Final answer
    x = 87,021.49

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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.