Home / 40,858.02-61,390.10-39,197.34

Finding the Fourth Proportional to 40,858.02, 61,390.10 and 39,197.34

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Solution

The fourth proportional to 40,858.02, 61,390.10 and 39,197.34 is: 58,894.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,858.02 : 61,390.10 = 39,197.34 : x
  2. Step 2: Convert to fraction form
    40,858.02/61,390.10 = 39,197.34/x
  3. Step 3: Cross multiply
    40,858.02x = 61,390.10 × 39,197.34
  4. Step 4: Simplify right side
    40,858.02x = 2,406,328,720.33
  5. Step 5: Solve for x
    x = 2,406,328,720.33/40,858.02
  6. Step 6: Final answer
    x = 58,894.89

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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.