Home / 208,739.48-288,060.58-113,246.16

Finding the Fourth Proportional to 208,739.48, 288,060.58 and 113,246.16

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Solution

The fourth proportional to 208,739.48, 288,060.58 and 113,246.16 is: 156,279.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,739.48 : 288,060.58 = 113,246.16 : x
  2. Step 2: Convert to fraction form
    208,739.48/288,060.58 = 113,246.16/x
  3. Step 3: Cross multiply
    208,739.48x = 288,060.58 × 113,246.16
  4. Step 4: Simplify right side
    208,739.48x = 32,621,754,532.37
  5. Step 5: Solve for x
    x = 32,621,754,532.37/208,739.48
  6. Step 6: Final answer
    x = 156,279.75

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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.