Home / 226,421.14-312,464.40-124,456.02

Finding the Fourth Proportional to 226,421.14, 312,464.40 and 124,456.02

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Solution

The fourth proportional to 226,421.14, 312,464.40 and 124,456.02 is: 171,751.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,421.14 : 312,464.40 = 124,456.02 : x
  2. Step 2: Convert to fraction form
    226,421.14/312,464.40 = 124,456.02/x
  3. Step 3: Cross multiply
    226,421.14x = 312,464.40 × 124,456.02
  4. Step 4: Simplify right side
    226,421.14x = 38,888,075,615.69
  5. Step 5: Solve for x
    x = 38,888,075,615.69/226,421.14
  6. Step 6: Final answer
    x = 171,751.08

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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.