Home / 80,117.07-110,557.06-43,811.31

Finding the Fourth Proportional to 80,117.07, 110,557.06 and 43,811.31

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Solution

The fourth proportional to 80,117.07, 110,557.06 and 43,811.31 is: 60,457.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,117.07 : 110,557.06 = 43,811.31 : x
  2. Step 2: Convert to fraction form
    80,117.07/110,557.06 = 43,811.31/x
  3. Step 3: Cross multiply
    80,117.07x = 110,557.06 × 43,811.31
  4. Step 4: Simplify right side
    80,117.07x = 4,843,650,056.63
  5. Step 5: Solve for x
    x = 4,843,650,056.63/80,117.07
  6. Step 6: Final answer
    x = 60,457.15

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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.