Home / 208,741.86-288,064.35-113,248.33

Finding the Fourth Proportional to 208,741.86, 288,064.35 and 113,248.33

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Solution

The fourth proportional to 208,741.86, 288,064.35 and 113,248.33 is: 156,283.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,741.86 : 288,064.35 = 113,248.33 : x
  2. Step 2: Convert to fraction form
    208,741.86/288,064.35 = 113,248.33/x
  3. Step 3: Cross multiply
    208,741.86x = 288,064.35 × 113,248.33
  4. Step 4: Simplify right side
    208,741.86x = 32,622,805,849.87
  5. Step 5: Solve for x
    x = 32,622,805,849.87/208,741.86
  6. Step 6: Final answer
    x = 156,283.01

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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.