Home / 208,724.86-288,041.15-113,232.24

Finding the Fourth Proportional to 208,724.86, 288,041.15 and 113,232.24

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Solution

The fourth proportional to 208,724.86, 288,041.15 and 113,232.24 is: 156,260.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,724.86 : 288,041.15 = 113,232.24 : x
  2. Step 2: Convert to fraction form
    208,724.86/288,041.15 = 113,232.24/x
  3. Step 3: Cross multiply
    208,724.86x = 288,041.15 × 113,232.24
  4. Step 4: Simplify right side
    208,724.86x = 32,615,544,909.76
  5. Step 5: Solve for x
    x = 32,615,544,909.76/208,724.86
  6. Step 6: Final answer
    x = 156,260.95

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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.