Home / 208,326.16-312,071.28-95,849.68

Finding the Fourth Proportional to 208,326.16, 312,071.28 and 95,849.68

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Solution

The fourth proportional to 208,326.16, 312,071.28 and 95,849.68 is: 143,582.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,326.16 : 312,071.28 = 95,849.68 : x
  2. Step 2: Convert to fraction form
    208,326.16/312,071.28 = 95,849.68/x
  3. Step 3: Cross multiply
    208,326.16x = 312,071.28 × 95,849.68
  4. Step 4: Simplify right side
    208,326.16x = 29,911,932,325.19
  5. Step 5: Solve for x
    x = 29,911,932,325.19/208,326.16
  6. Step 6: Final answer
    x = 143,582.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.