Home / 149,746.70-206,626.05-88,484.36

Finding the Fourth Proportional to 149,746.70, 206,626.05 and 88,484.36

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Solution

The fourth proportional to 149,746.70, 206,626.05 and 88,484.36 is: 122,094.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,746.70 : 206,626.05 = 88,484.36 : x
  2. Step 2: Convert to fraction form
    149,746.70/206,626.05 = 88,484.36/x
  3. Step 3: Cross multiply
    149,746.70x = 206,626.05 × 88,484.36
  4. Step 4: Simplify right side
    149,746.70x = 18,283,173,092.72
  5. Step 5: Solve for x
    x = 18,283,173,092.72/149,746.70
  6. Step 6: Final answer
    x = 122,094.00

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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.