Home / 147,617.25-221,424.04-47,775.23

Finding the Fourth Proportional to 147,617.25, 221,424.04 and 47,775.23

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Solution

The fourth proportional to 147,617.25, 221,424.04 and 47,775.23 is: 71,662.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,617.25 : 221,424.04 = 47,775.23 : x
  2. Step 2: Convert to fraction form
    147,617.25/221,424.04 = 47,775.23/x
  3. Step 3: Cross multiply
    147,617.25x = 221,424.04 × 47,775.23
  4. Step 4: Simplify right side
    147,617.25x = 10,578,584,438.53
  5. Step 5: Solve for x
    x = 10,578,584,438.53/147,617.25
  6. Step 6: Final answer
    x = 71,662.25

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1.5x scale

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.