Home / 121,523.60-182,285.40-110,637.20

Finding the Fourth Proportional to 121,523.60, 182,285.40 and 110,637.20

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Solution

The fourth proportional to 121,523.60, 182,285.40 and 110,637.20 is: 165,955.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,523.60 : 182,285.40 = 110,637.20 : x
  2. Step 2: Convert to fraction form
    121,523.60/182,285.40 = 110,637.20/x
  3. Step 3: Cross multiply
    121,523.60x = 182,285.40 × 110,637.20
  4. Step 4: Simplify right side
    121,523.60x = 20,167,546,256.88
  5. Step 5: Solve for x
    x = 20,167,546,256.88/121,523.60
  6. Step 6: Final answer
    x = 165,955.80

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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.