Home / 122,269.10-183,403.77-98,465.03

Finding the Fourth Proportional to 122,269.10, 183,403.77 and 98,465.03

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Solution

The fourth proportional to 122,269.10, 183,403.77 and 98,465.03 is: 147,697.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,269.10 : 183,403.77 = 98,465.03 : x
  2. Step 2: Convert to fraction form
    122,269.10/183,403.77 = 98,465.03/x
  3. Step 3: Cross multiply
    122,269.10x = 183,403.77 × 98,465.03
  4. Step 4: Simplify right side
    122,269.10x = 18,058,856,428.90
  5. Step 5: Solve for x
    x = 18,058,856,428.90/122,269.10
  6. Step 6: Final answer
    x = 147,697.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.