Home / 147,557.96-221,336.46-88,411.40

Finding the Fourth Proportional to 147,557.96, 221,336.46 and 88,411.40

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Solution

The fourth proportional to 147,557.96, 221,336.46 and 88,411.40 is: 132,616.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,557.96 : 221,336.46 = 88,411.40 : x
  2. Step 2: Convert to fraction form
    147,557.96/221,336.46 = 88,411.40/x
  3. Step 3: Cross multiply
    147,557.96x = 221,336.46 × 88,411.40
  4. Step 4: Simplify right side
    147,557.96x = 19,568,666,299.64
  5. Step 5: Solve for x
    x = 19,568,666,299.64/147,557.96
  6. Step 6: Final answer
    x = 132,616.81

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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.