Home / 146,638.82-202,459.52-98,874.74

Finding the Fourth Proportional to 146,638.82, 202,459.52 and 98,874.74

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Solution

The fourth proportional to 146,638.82, 202,459.52 and 98,874.74 is: 136,513.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,638.82 : 202,459.52 = 98,874.74 : x
  2. Step 2: Convert to fraction form
    146,638.82/202,459.52 = 98,874.74/x
  3. Step 3: Cross multiply
    146,638.82x = 202,459.52 × 98,874.74
  4. Step 4: Simplify right side
    146,638.82x = 20,018,131,635.41
  5. Step 5: Solve for x
    x = 20,018,131,635.41/146,638.82
  6. Step 6: Final answer
    x = 136,513.18

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1.5x scale

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.