Home / 118,277.10-163,216.69-67,285.02

Finding the Fourth Proportional to 118,277.10, 163,216.69 and 67,285.02

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Solution

The fourth proportional to 118,277.10, 163,216.69 and 67,285.02 is: 92,850.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,277.10 : 163,216.69 = 67,285.02 : x
  2. Step 2: Convert to fraction form
    118,277.10/163,216.69 = 67,285.02/x
  3. Step 3: Cross multiply
    118,277.10x = 163,216.69 × 67,285.02
  4. Step 4: Simplify right side
    118,277.10x = 10,982,038,082.77
  5. Step 5: Solve for x
    x = 10,982,038,082.77/118,277.10
  6. Step 6: Final answer
    x = 92,850.08

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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.