Home / 147,018.82-202,811.20-96,061.40

Finding the Fourth Proportional to 147,018.82, 202,811.20 and 96,061.40

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Solution

The fourth proportional to 147,018.82, 202,811.20 and 96,061.40 is: 132,515.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,018.82 : 202,811.20 = 96,061.40 : x
  2. Step 2: Convert to fraction form
    147,018.82/202,811.20 = 96,061.40/x
  3. Step 3: Cross multiply
    147,018.82x = 202,811.20 × 96,061.40
  4. Step 4: Simplify right side
    147,018.82x = 19,482,327,807.68
  5. Step 5: Solve for x
    x = 19,482,327,807.68/147,018.82
  6. Step 6: Final answer
    x = 132,515.88

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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.