Home / 147,473.28-221,210.70-36,665.28

Finding the Fourth Proportional to 147,473.28, 221,210.70 and 36,665.28

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Solution

The fourth proportional to 147,473.28, 221,210.70 and 36,665.28 is: 54,998.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,473.28 : 221,210.70 = 36,665.28 : x
  2. Step 2: Convert to fraction form
    147,473.28/221,210.70 = 36,665.28/x
  3. Step 3: Cross multiply
    147,473.28x = 221,210.70 × 36,665.28
  4. Step 4: Simplify right side
    147,473.28x = 8,110,752,254.50
  5. Step 5: Solve for x
    x = 8,110,752,254.50/147,473.28
  6. Step 6: Final answer
    x = 54,998.11

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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.