Home / 93,648.12-140,294.02-55,616.80

Finding the Fourth Proportional to 93,648.12, 140,294.02 and 55,616.80

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Solution

The fourth proportional to 93,648.12, 140,294.02 and 55,616.80 is: 83,319.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,648.12 : 140,294.02 = 55,616.80 : x
  2. Step 2: Convert to fraction form
    93,648.12/140,294.02 = 55,616.80/x
  3. Step 3: Cross multiply
    93,648.12x = 140,294.02 × 55,616.80
  4. Step 4: Simplify right side
    93,648.12x = 7,802,704,451.54
  5. Step 5: Solve for x
    x = 7,802,704,451.54/93,648.12
  6. Step 6: Final answer
    x = 83,319.39

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1.5x scale

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.