Home / 103,636.02-143,016.12-60,625.02

Finding the Fourth Proportional to 103,636.02, 143,016.12 and 60,625.02

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Solution

The fourth proportional to 103,636.02, 143,016.12 and 60,625.02 is: 83,661.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,636.02 : 143,016.12 = 60,625.02 : x
  2. Step 2: Convert to fraction form
    103,636.02/143,016.12 = 60,625.02/x
  3. Step 3: Cross multiply
    103,636.02x = 143,016.12 × 60,625.02
  4. Step 4: Simplify right side
    103,636.02x = 8,670,355,135.32
  5. Step 5: Solve for x
    x = 8,670,355,135.32/103,636.02
  6. Step 6: Final answer
    x = 83,661.60

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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.