Home / 208,848.22-288,210.75-113,354.93

Finding the Fourth Proportional to 208,848.22, 288,210.75 and 113,354.93

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Solution

The fourth proportional to 208,848.22, 288,210.75 and 113,354.93 is: 156,429.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,848.22 : 288,210.75 = 113,354.93 : x
  2. Step 2: Convert to fraction form
    208,848.22/288,210.75 = 113,354.93/x
  3. Step 3: Cross multiply
    208,848.22x = 288,210.75 × 113,354.93
  4. Step 4: Simplify right side
    208,848.22x = 32,670,109,391.50
  5. Step 5: Solve for x
    x = 32,670,109,391.50/208,848.22
  6. Step 6: Final answer
    x = 156,429.92

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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.