Home / 61,259.60-84,387.47-52,155.70

Finding the Fourth Proportional to 61,259.60, 84,387.47 and 52,155.70

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Solution

The fourth proportional to 61,259.60, 84,387.47 and 52,155.70 is: 71,846.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,259.60 : 84,387.47 = 52,155.70 : x
  2. Step 2: Convert to fraction form
    61,259.60/84,387.47 = 52,155.70/x
  3. Step 3: Cross multiply
    61,259.60x = 84,387.47 × 52,155.70
  4. Step 4: Simplify right side
    61,259.60x = 4,401,287,097.33
  5. Step 5: Solve for x
    x = 4,401,287,097.33/61,259.60
  6. Step 6: Final answer
    x = 71,846.48

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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.