Home / 77,354.91-116,040.45-32,986.35

Finding the Fourth Proportional to 77,354.91, 116,040.45 and 32,986.35

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Solution

The fourth proportional to 77,354.91, 116,040.45 and 32,986.35 is: 49,482.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,354.91 : 116,040.45 = 32,986.35 : x
  2. Step 2: Convert to fraction form
    77,354.91/116,040.45 = 32,986.35/x
  3. Step 3: Cross multiply
    77,354.91x = 116,040.45 × 32,986.35
  4. Step 4: Simplify right side
    77,354.91x = 3,827,750,897.86
  5. Step 5: Solve for x
    x = 3,827,750,897.86/77,354.91
  6. Step 6: Final answer
    x = 49,482.97

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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.