Home / 179,650.19-247,908.86-103,116.13

Finding the Fourth Proportional to 179,650.19, 247,908.86 and 103,116.13

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Solution

The fourth proportional to 179,650.19, 247,908.86 and 103,116.13 is: 142,295.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,650.19 : 247,908.86 = 103,116.13 : x
  2. Step 2: Convert to fraction form
    179,650.19/247,908.86 = 103,116.13/x
  3. Step 3: Cross multiply
    179,650.19x = 247,908.86 × 103,116.13
  4. Step 4: Simplify right side
    179,650.19x = 25,563,402,235.91
  5. Step 5: Solve for x
    x = 25,563,402,235.91/179,650.19
  6. Step 6: Final answer
    x = 142,295.44

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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.