Home / 179,024.48-247,034.64-103,558.88

Finding the Fourth Proportional to 179,024.48, 247,034.64 and 103,558.88

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Solution

The fourth proportional to 179,024.48, 247,034.64 and 103,558.88 is: 142,900.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,024.48 : 247,034.64 = 103,558.88 : x
  2. Step 2: Convert to fraction form
    179,024.48/247,034.64 = 103,558.88/x
  3. Step 3: Cross multiply
    179,024.48x = 247,034.64 × 103,558.88
  4. Step 4: Simplify right side
    179,024.48x = 25,582,630,639.60
  5. Step 5: Solve for x
    x = 25,582,630,639.60/179,024.48
  6. Step 6: Final answer
    x = 142,900.18

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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.