Home / 147,513.92-221,063.52-64,233.28

Finding the Fourth Proportional to 147,513.92, 221,063.52 and 64,233.28

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Solution

The fourth proportional to 147,513.92, 221,063.52 and 64,233.28 is: 96,259.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,513.92 : 221,063.52 = 64,233.28 : x
  2. Step 2: Convert to fraction form
    147,513.92/221,063.52 = 64,233.28/x
  3. Step 3: Cross multiply
    147,513.92x = 221,063.52 × 64,233.28
  4. Step 4: Simplify right side
    147,513.92x = 14,199,634,977.95
  5. Step 5: Solve for x
    x = 14,199,634,977.95/147,513.92
  6. Step 6: Final answer
    x = 96,259.63

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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.