Home / 147,227.05-220,875.81-47,396.57

Finding the Fourth Proportional to 147,227.05, 220,875.81 and 47,396.57

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Solution

The fourth proportional to 147,227.05, 220,875.81 and 47,396.57 is: 71,106.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,227.05 : 220,875.81 = 47,396.57 : x
  2. Step 2: Convert to fraction form
    147,227.05/220,875.81 = 47,396.57/x
  3. Step 3: Cross multiply
    147,227.05x = 220,875.81 × 47,396.57
  4. Step 4: Simplify right side
    147,227.05x = 10,468,756,342.16
  5. Step 5: Solve for x
    x = 10,468,756,342.16/147,227.05
  6. Step 6: Final answer
    x = 71,106.20

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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.