Home / 104,550.48-144,282.60-61,533

Finding the Fourth Proportional to 104,550.48, 144,282.60 and 61,533

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Solution

The fourth proportional to 104,550.48, 144,282.60 and 61,533 is: 84,917.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,550.48 : 144,282.60 = 61,533 : x
  2. Step 2: Convert to fraction form
    104,550.48/144,282.60 = 61,533/x
  3. Step 3: Cross multiply
    104,550.48x = 144,282.60 × 61,533
  4. Step 4: Simplify right side
    104,550.48x = 8,878,141,225.80
  5. Step 5: Solve for x
    x = 8,878,141,225.80/104,550.48
  6. Step 6: Final answer
    x = 84,917.27

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1.5x scale

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.