Home / 147,061.19-220,502.82-65,993.35

Finding the Fourth Proportional to 147,061.19, 220,502.82 and 65,993.35

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Solution

The fourth proportional to 147,061.19, 220,502.82 and 65,993.35 is: 98,950.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,061.19 : 220,502.82 = 65,993.35 : x
  2. Step 2: Convert to fraction form
    147,061.19/220,502.82 = 65,993.35/x
  3. Step 3: Cross multiply
    147,061.19x = 220,502.82 × 65,993.35
  4. Step 4: Simplify right side
    147,061.19x = 14,551,718,673.73
  5. Step 5: Solve for x
    x = 14,551,718,673.73/147,061.19
  6. Step 6: Final answer
    x = 98,950.10

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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.