Home / 424,867.08-637,152.06-125,268.12

Finding the Fourth Proportional to 424,867.08, 637,152.06 and 125,268.12

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Solution

The fourth proportional to 424,867.08, 637,152.06 and 125,268.12 is: 187,858.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,867.08 : 637,152.06 = 125,268.12 : x
  2. Step 2: Convert to fraction form
    424,867.08/637,152.06 = 125,268.12/x
  3. Step 3: Cross multiply
    424,867.08x = 637,152.06 × 125,268.12
  4. Step 4: Simplify right side
    424,867.08x = 79,814,840,710.33
  5. Step 5: Solve for x
    x = 79,814,840,710.33/424,867.08
  6. Step 6: Final answer
    x = 187,858.38

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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.