Home / 141,580.02-195,336.45-80,316.15

Finding the Fourth Proportional to 141,580.02, 195,336.45 and 80,316.15

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Solution

The fourth proportional to 141,580.02, 195,336.45 and 80,316.15 is: 110,811.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,580.02 : 195,336.45 = 80,316.15 : x
  2. Step 2: Convert to fraction form
    141,580.02/195,336.45 = 80,316.15/x
  3. Step 3: Cross multiply
    141,580.02x = 195,336.45 × 80,316.15
  4. Step 4: Simplify right side
    141,580.02x = 15,688,671,618.67
  5. Step 5: Solve for x
    x = 15,688,671,618.67/141,580.02
  6. Step 6: Final answer
    x = 110,811.34

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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.