Home / 147,564.36-221,215.05-54,048.24

Finding the Fourth Proportional to 147,564.36, 221,215.05 and 54,048.24

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Solution

The fourth proportional to 147,564.36, 221,215.05 and 54,048.24 is: 81,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,564.36 : 221,215.05 = 54,048.24 : x
  2. Step 2: Convert to fraction form
    147,564.36/221,215.05 = 54,048.24/x
  3. Step 3: Cross multiply
    147,564.36x = 221,215.05 × 54,048.24
  4. Step 4: Simplify right side
    147,564.36x = 11,956,284,114.01
  5. Step 5: Solve for x
    x = 11,956,284,114.01/147,564.36
  6. Step 6: Final answer
    x = 81,024.20

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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.