Home / 144,090.03-216,145.42-55,343.52

Finding the Fourth Proportional to 144,090.03, 216,145.42 and 55,343.52

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Solution

The fourth proportional to 144,090.03, 216,145.42 and 55,343.52 is: 83,019.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,090.03 : 216,145.42 = 55,343.52 : x
  2. Step 2: Convert to fraction form
    144,090.03/216,145.42 = 55,343.52/x
  3. Step 3: Cross multiply
    144,090.03x = 216,145.42 × 55,343.52
  4. Step 4: Simplify right side
    144,090.03x = 11,962,248,374.68
  5. Step 5: Solve for x
    x = 11,962,248,374.68/144,090.03
  6. Step 6: Final answer
    x = 83,019.26

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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.