Home / 147,535.20-221,302.80-36,727.20

Finding the Fourth Proportional to 147,535.20, 221,302.80 and 36,727.20

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Solution

The fourth proportional to 147,535.20, 221,302.80 and 36,727.20 is: 55,090.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,535.20 : 221,302.80 = 36,727.20 : x
  2. Step 2: Convert to fraction form
    147,535.20/221,302.80 = 36,727.20/x
  3. Step 3: Cross multiply
    147,535.20x = 221,302.80 × 36,727.20
  4. Step 4: Simplify right side
    147,535.20x = 8,127,832,196.16
  5. Step 5: Solve for x
    x = 8,127,832,196.16/147,535.20
  6. Step 6: Final answer
    x = 55,090.80

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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.