Home / 53,449.17-80,150.05-28,484.56

Finding the Fourth Proportional to 53,449.17, 80,150.05 and 28,484.56

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Solution

The fourth proportional to 53,449.17, 80,150.05 and 28,484.56 is: 42,714.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,449.17 : 80,150.05 = 28,484.56 : x
  2. Step 2: Convert to fraction form
    53,449.17/80,150.05 = 28,484.56/x
  3. Step 3: Cross multiply
    53,449.17x = 80,150.05 × 28,484.56
  4. Step 4: Simplify right side
    53,449.17x = 2,283,038,765.81
  5. Step 5: Solve for x
    x = 2,283,038,765.81/53,449.17
  6. Step 6: Final answer
    x = 42,714.21

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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.