Home / 218,742.21-301,199.99-180,357.93

Finding the Fourth Proportional to 218,742.21, 301,199.99 and 180,357.93

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Solution

The fourth proportional to 218,742.21, 301,199.99 and 180,357.93 is: 248,346.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,742.21 : 301,199.99 = 180,357.93 : x
  2. Step 2: Convert to fraction form
    218,742.21/301,199.99 = 180,357.93/x
  3. Step 3: Cross multiply
    218,742.21x = 301,199.99 × 180,357.93
  4. Step 4: Simplify right side
    218,742.21x = 54,323,805,810.63
  5. Step 5: Solve for x
    x = 54,323,805,810.63/218,742.21
  6. Step 6: Final answer
    x = 248,346.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.