Home / 208,848.53-288,211.18-113,355.24

Finding the Fourth Proportional to 208,848.53, 288,211.18 and 113,355.24

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Solution

The fourth proportional to 208,848.53, 288,211.18 and 113,355.24 is: 156,430.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,848.53 : 288,211.18 = 113,355.24 : x
  2. Step 2: Convert to fraction form
    208,848.53/288,211.18 = 113,355.24/x
  3. Step 3: Cross multiply
    208,848.53x = 288,211.18 × 113,355.24
  4. Step 4: Simplify right side
    208,848.53x = 32,670,247,479.58
  5. Step 5: Solve for x
    x = 32,670,247,479.58/208,848.53
  6. Step 6: Final answer
    x = 156,430.34

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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.