Home / 147,388.95-221,126.49-47,546.94

Finding the Fourth Proportional to 147,388.95, 221,126.49 and 47,546.94

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Solution

The fourth proportional to 147,388.95, 221,126.49 and 47,546.94 is: 71,334.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,388.95 : 221,126.49 = 47,546.94 : x
  2. Step 2: Convert to fraction form
    147,388.95/221,126.49 = 47,546.94/x
  3. Step 3: Cross multiply
    147,388.95x = 221,126.49 × 47,546.94
  4. Step 4: Simplify right side
    147,388.95x = 10,513,887,952.44
  5. Step 5: Solve for x
    x = 10,513,887,952.44/147,388.95
  6. Step 6: Final answer
    x = 71,334.30

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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.