Home / 180,208.02-248,705.19-99,641.64

Finding the Fourth Proportional to 180,208.02, 248,705.19 and 99,641.64

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Solution

The fourth proportional to 180,208.02, 248,705.19 and 99,641.64 is: 137,515.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,208.02 : 248,705.19 = 99,641.64 : x
  2. Step 2: Convert to fraction form
    180,208.02/248,705.19 = 99,641.64/x
  3. Step 3: Cross multiply
    180,208.02x = 248,705.19 × 99,641.64
  4. Step 4: Simplify right side
    180,208.02x = 24,781,393,008.11
  5. Step 5: Solve for x
    x = 24,781,393,008.11/180,208.02
  6. Step 6: Final answer
    x = 137,515.48

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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.