Home / 147,400.14-221,146.92-52,628.24

Finding the Fourth Proportional to 147,400.14, 221,146.92 and 52,628.24

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Solution

The fourth proportional to 147,400.14, 221,146.92 and 52,628.24 is: 78,959.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,400.14 : 221,146.92 = 52,628.24 : x
  2. Step 2: Convert to fraction form
    147,400.14/221,146.92 = 52,628.24/x
  3. Step 3: Cross multiply
    147,400.14x = 221,146.92 × 52,628.24
  4. Step 4: Simplify right side
    147,400.14x = 11,638,573,181.02
  5. Step 5: Solve for x
    x = 11,638,573,181.02/147,400.14
  6. Step 6: Final answer
    x = 78,959.04

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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.