Home / 145,692.07-218,567.77-61,452.55

Finding the Fourth Proportional to 145,692.07, 218,567.77 and 61,452.55

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Solution

The fourth proportional to 145,692.07, 218,567.77 and 61,452.55 is: 92,191.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,692.07 : 218,567.77 = 61,452.55 : x
  2. Step 2: Convert to fraction form
    145,692.07/218,567.77 = 61,452.55/x
  3. Step 3: Cross multiply
    145,692.07x = 218,567.77 × 61,452.55
  4. Step 4: Simplify right side
    145,692.07x = 13,431,546,814.31
  5. Step 5: Solve for x
    x = 13,431,546,814.31/145,692.07
  6. Step 6: Final answer
    x = 92,191.34

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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.