Home / 208,738.26-288,051.03-113,242.92

Finding the Fourth Proportional to 208,738.26, 288,051.03 and 113,242.92

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Solution

The fourth proportional to 208,738.26, 288,051.03 and 113,242.92 is: 156,271.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,738.26 : 288,051.03 = 113,242.92 : x
  2. Step 2: Convert to fraction form
    208,738.26/288,051.03 = 113,242.92/x
  3. Step 3: Cross multiply
    208,738.26x = 288,051.03 × 113,242.92
  4. Step 4: Simplify right side
    208,738.26x = 32,619,739,746.21
  5. Step 5: Solve for x
    x = 32,619,739,746.21/208,738.26
  6. Step 6: Final answer
    x = 156,271.01

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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.