Home / 147,341.63-221,010.82-88,193.81

Finding the Fourth Proportional to 147,341.63, 221,010.82 and 88,193.81

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Solution

The fourth proportional to 147,341.63, 221,010.82 and 88,193.81 is: 132,289.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,341.63 : 221,010.82 = 88,193.81 : x
  2. Step 2: Convert to fraction form
    147,341.63/221,010.82 = 88,193.81/x
  3. Step 3: Cross multiply
    147,341.63x = 221,010.82 × 88,193.81
  4. Step 4: Simplify right side
    147,341.63x = 19,491,786,267.02
  5. Step 5: Solve for x
    x = 19,491,786,267.02/147,341.63
  6. Step 6: Final answer
    x = 132,289.74

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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.