Home / 424,739.37-637,094.48-125,207.85

Finding the Fourth Proportional to 424,739.37, 637,094.48 and 125,207.85

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Solution

The fourth proportional to 424,739.37, 637,094.48 and 125,207.85 is: 187,807.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,739.37 : 637,094.48 = 125,207.85 : x
  2. Step 2: Convert to fraction form
    424,739.37/637,094.48 = 125,207.85/x
  3. Step 3: Cross multiply
    424,739.37x = 637,094.48 × 125,207.85
  4. Step 4: Simplify right side
    424,739.37x = 79,769,229,461.63
  5. Step 5: Solve for x
    x = 79,769,229,461.63/424,739.37
  6. Step 6: Final answer
    x = 187,807.48

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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.