Home / 108,033.12-149,085.48-60,283.62

Finding the Fourth Proportional to 108,033.12, 149,085.48 and 60,283.62

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Solution

The fourth proportional to 108,033.12, 149,085.48 and 60,283.62 is: 83,191.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,033.12 : 149,085.48 = 60,283.62 : x
  2. Step 2: Convert to fraction form
    108,033.12/149,085.48 = 60,283.62/x
  3. Step 3: Cross multiply
    108,033.12x = 149,085.48 × 60,283.62
  4. Step 4: Simplify right side
    108,033.12x = 8,987,412,423.84
  5. Step 5: Solve for x
    x = 8,987,412,423.84/108,033.12
  6. Step 6: Final answer
    x = 83,191.27

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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.